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Model Questions for Scientific Assistant (IMD) Exam (Paper-1) General Science - Set 50

Model Questions for Scientific Assistant (IMD) Exam (Paper-1) General Science-Set 50

Write and Discuss Your Answer with Q.No in Comment Box at the Bottom of Post.

1. Dacron, a synthetic polyester fibre is made from

(a) caprolactum and alcohol
(b) phthalic acid and ethylene glycol
(c) phthalic acid and cellulose
(d) terephthalic acid and ethylene glycol.

2. Propellants used in Saturn booster-rocket is:

(a) kerosene oil + liquid oxygen + liquid hydrogen
(b) hydrazine + N2O4
(c) kerosene + liquid O2
(d) kerosene

3. Which of the following groups represent gaseous fuel ?

(a) Natural gas, liquified petroleum gas
(b) water gas, petrol, coke
(c) coke, wood, producer gas
(d) none

4. In LPG gas leakage, which substance is used to detect it?

(a) Methyl mercaptan
(b) Sulphuric acid
(c) Ethyl mercaptan
(d) None

5. Which of the following statement about natural gas is/are true?

(a) It is a mixture of gaseous hydrocarbons.
(b) It is used in the manufacture of fertilizers.
(c) It is used as a fuel.
(d) all of the above

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Model Questions for Scientific Assistant (IMD) Exam (Paper-1) General Science - Set 49

Model Questions for Scientific Assistant (IMD) Exam (Paper-1) General Science-Set 49

Write and Discuss Your Answer with Q.No in Comment Box at the Bottom of Post.

1. Velocity of sound will be

(a) smaller in moist air than in dry air
(b) greater in moist air than in dry air
(c) same in moist and dry air
(d) independent of in density

2. To a stationary man the frequency of a sound source moving towards the man appears to be

(a) lower than the original frequency
(b) same as the original frequency
(c) higher than the original frequency
(d) lower as well higher than the original frequency depending upon the speed of the source

3. The electromagnetic radiations are in descending order of wavelength in the following sequence :

(a) infrared waves, radio waves, x-rays, visible light rays
(b) radio-waves, infrared, visible light, x-rays
(c) radio waves, visible light, infrared waves, x-rays
(d) x-rays, visible light, infrared wave, radio waves

4. The inosphere does not allow to pass the waves which are termed as :

(a) microwaves
(b) visible light waves
(c) (a)and (b) both
(d) amplitude modulated waves

5. The ionosphere bends the electro-magnetic waves having the frequencies :

(a) less than 40 MHZ
(b) beyond 40 MHZ
(c) nothing is certain
(d) depends on the moisture present

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Model Questions for Scientific Assistant (IMD) Exam (Paper-2) PHYSICS - Set 48

Model Questions for Scientific Assistant (IMD) Exam (Paper-2) PHYSICS - Set 48

Write and Discuss Your Answer with Q.No in Comment Box at the Bottom of Post.

1. Time rate of change of displacement is known as

A. displacement
B. speed
C. velocity
B. distance

2 Force due to water flow is represented by formula

A. F = (-m)V
B. F = (-m/t)
C. F = (-t)V
D. F = (-m/t)V

3. A typical rocket consumes fuel on amount of

A. 11000 kg s-1
B. 9000 kg s-1
C. 10000 kg s-1
D. 8000 kg s-1

4. Angle that lies between two vectors A = 5 + 1 and B = 2 + 4 is

A. 52
B. 50
C. 45
D. 51

5. Typical rocket ejects burnt gases at speeds of over

A. 3500 m s-1
B. 4000 m s-1
C. 2000 m s-1
D. 3000 m s-1

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Model Questions for Scientific Assistant (IMD) Exam (Paper-1) General Science - Set 48

Model Questions for Scientific Assistant (IMD) Exam (Paper-1) General Science-Set 48

Write and Discuss Your Answer with Q.No in Comment Box at the Bottom of Post.

1. One of the following thermometers, which can be used for increasing a rapidly changing temperature is a

(a) platinum resistance thermometer
(b) vapour pressure thermometer
(c) thermo-couple thermometer
(d) gas thermometer

2. The thermometer suitable to measure 2000°C is

(a) vapour pressure thermometer
(b) total radiation pyrometer
(c) gas thermometer
(d) mercury thermometer

3. A ring-shaped piece of metal is heated. If the material expands, the hole will :

(a) expand or contract depending on the width of the ring
(b) expand
(c) contract
(d) expand or contract depending on the value of the coefficient of expansion

4. Two blocks of ice when pressed together join to form one block because

(a) melting point of ice decreases with the increase of pressure"
(b) of heat produced during pressing
(c) of cold produced during pressing
(d) melting point of ice increases with increase in pressure

5. Big suitcases are provided thicker handles to

(a) decrease the force on the hand.
(b) increase the force on the hand.
(c) decrease the pressure on the hand.
(d) increase the pressure on the hand.

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Model Questions for Scientific Assistant (IMD) Exam (Paper-2) PHYSICS - Set 47

Model Questions for Scientific Assistant (IMD) Exam (Paper-2) PHYSICS - Set 47

Write and Discuss Your Answer with Q.No in Comment Box at the Bottom of Post.

1. Rate of change of velocity of body is represented as

A. (V1 + V2)/t
B. (V1V2)/t
C. (V1-V2)/t
D. (V2-V1)/t

2. Average acceleration of a body during time interval ‘t’ is given by slope of its

A. speed-time graph
B. velocity-displacement graph
C. velocity-speed graph
D. velocity-time graph

3. At a particular instant, acceleration of a body is called

A. instantaneous displacement
B. instantaneous speed
C. instantaneous acceleration
D. instantaneous velocity

4. Magnitude of displacement from initial position to final position is the

A. curved line
B. circle
C. straight line
D. total distance

5. Height of projectile is given by formula

A.   2as = Vf2 - Vi2
B.   2 = Vf2 - Vi2
C.   2s = Vf2 - V
D.   2a = V
f2 - Vi2

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Model Questions for Scientific Assistant (IMD) Exam (Paper-1) General Science - Set 47

Model Questions for Scientific Assistant (IMD) Exam (Paper-1) General Science - Set 47

Write and Discuss Your Answer with Q.No in Comment Box at the Bottom of Post.

1. A car and a lorry both are moving with equal kinetic energies. If equal breaking force is applied on both, then before coming to rest :

(a) both will cover the same distance
(b) the distance covered by them will depend only on their respective velocities.
(c) a car will cover a greater distance
(d) lorry will cover a greater distance

2. Choose the most appropriate statement for a particle body :

(a) particle is a point size body.
(b) in translatory\ motion, any body of finite size may be considered as particle.
(c) particle body has no dimensions.
(d) two bodies are considered as particles it the distance between them is very large compared with their dimensions.

3. Identify the correct definition of acceleration due to gravity :

(a) It is defined as the force experienced by a unit mass
(b) It is defined as the acceleration of a free falling body.
(c) Both (a) and (b)
(d) None of these

4. When a man cycles round the earth in a satellite, than his

(a) mass becomes zero but weight remains constant
(b) both mass and weight remain constant.
(c) both mass and weight become zero.
(d) mass remains constant but weight becomes zero.

5. An artificial earth satellite is said to be in a geo-stationary orbit when :

(a) its course is governed by terrestrial gravity.
(b) it is made to stay in one place in obedience to commands from a space centre on the earth.
(c) it is so placed that it does not move.
(d) it remains stationary in relation to some point on the earth.

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Model Questions for Scientific Assistant (IMD) Exam (Paper-2) PHYSICS - Set 46

Model Questions for Scientific Assistant (IMD) Exam (Paper-2) PHYSICS - Set 46

Write and Discuss Your Answer with Q.No in Comment Box at the Bottom of Post.

1. If the magnetic field is stationary and the conductor is in motion then the emf induced is called

a. Mutually induced emf
b. Self induced emf
c. Dynamically induced emf
d. Statically induced emf

2. Coulomb’s First Law states that

a. Unlike poles attract each other
b. Unlike poles attract each other and like poles repel each other
c. The force between two magnetic poles placed in a medium directly proportional to their pole strengths
d. Like poles repel each other

3. Which among the following sentences is correct?

a. Lenz’s law is used to find the direction of induced current
b. Fleming’s right hand rule is used to find the direction of induced current
c. Fleming’s left hand rule is used to find the direction of force
d. All of these

4. The coefficient of coupling is given by

a. •(L2 L1) / M
b. M / (L2 L1)
c. (L2 L1) / M
d. M / •(L2 L1)

5. When the flux crosses the air gap, it bulges outward at the ends of the air gap and the flux density in the air gap is reduced. This is known as

a. Relative permeability
b. Magnetizing force
c. Leakage flux
d. Fringing

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Model Questions for Scientific Assistant (IMD) Exam (Paper-1) General Science - Set 46

Model Questions for Scientific Assistant (IMD) Exam (Paper-1) General Science - Set 46

Write and Discuss Your Answer with Q.No in Comment Box at the Bottom of Post.

1. The passengers in a boat are not allowed to stand because :

(a) this will raise the centre of gravity and the boat be rocked
(b) of surface tension effects
(c) this will lower centre of gravity and the boat will rocked
(d) the effective weight of system increases

2. What happens if water is cooled from 8°C to 0°C?

(a) its volume increases upto 4°C and then decreases
(b) its volume increases uniformly, becoming maximum at 0°C
(c) its volume decreases uniformly, becoming minimum at 0°C
(d) its volume decreases upto 4°C and then increases

3. Fish can survive inside a frozen lake because:

(a) Fish move to the top of the take where the water is at 4°C and hence cannot freeze
(b) Fish move to the bottom of the lake where the water is at 4°C and hence cannot freeze
(c) Fish are cold-blooded animals
(d) Fish can breathe when embedded in ice

4. When a ship floats on water

(a) the mass of water displaced is less than the ship
(b) the mass of water displaced is more than the mass of the ship
(c) the mass of the water displaced is equal to the mass of the ship
(d) it displaces no water

5. The Kelvin, the S.I. unit of thermodynamic temperature is defined as :

(a) the fraction 1/373.15 of the thermodynamic temperature of the steam-point
(b) the fraction 1/273.16 of the thermodynamic temperature of the triple-point of water
(c) one hundredth of the temperature difference between the triple-point of water and the steam­point
(d) one hundredth of the temperature-difference between the ice-point and the steam-point

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Model Questions for Scientific Assistant (IMD) Exam (Paper-2) PHYSICS - Set 45

Model Questions for Scientific Assistant (IMD) Exam (Paper-2) PHYSICS - Set 45

Write and Discuss Your Answer with Q.No in Comment Box at the Bottom of Post.

1. The coefficient of coupling is given by

a. M / •(L2L1)
b. M / (L2 L1)
c. •(L2 L1) / M
d. (L2 L1) / M

2. If the magnetic field is stationary and the conductor is in motion then the emf induced is called

a. Dynamically induced emf
b. Statically induced emf
c. Self induced emf
d. Mutually induced emf

3. Which among the following sentences is correct?

a. Lenz’s law is used to find the direction of induced current
b. Fleming’s right hand rule is used to find the direction of induced current
c. Fleming’s left hand rule is used to find the direction of force
d. All of these

4. The induced emf sets up the direction of current in such a way that the magnetic field produced by it

a. Supports the cause producing it
b. Opposes the cause producing it
c. Increases
d. Decreases

5. When the flux crosses the air gap, it bulges outward at the ends of the air gap and the flux density in the air gap is reduced. This is known as

a. Leakage flux
b. Fringing
c. Relative permeability
d. Magnetizing force

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Model Questions for Scientific Assistant (IMD) Exam (Paper-1) Indian Economy - Set 45

Model Questions for Scientific Assistant (IMD) Exam (Paper-1) Indian Economy - Set 45

Write and Discuss Your Answer with Q.No in Comment Box at the Bottom of Post.

1. The term ‘mixed economy’ denoted-

(a) existence of both rural & urban sectors
(b) existence of both private & public sectors
(c) existence of both heavy & small industries
(d) existence of both developed & underdeveloped sectors

2. Socia lism succeeds in achieving

(a) higher standard of living of the people
(b) equal distribution of income in the society.
(c) higher individual welfare in the society
(d) maximum social welfare in the society

3. Monopolist resorts to price discrimination depending upon the

(a) Elasticity of supply
(b) Elasticity of demand
(c) Law of demand
(d) Law of supply

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Model Questions for Scientific Assistant (IMD) Exam (Paper-2) PHYSICS - Set 44

Model Questions for Scientific Assistant (IMD) Exam (Paper-2) PHYSICS - Set 44

Write and Discuss Your Answer with Q.No in Comment Box at the Bottom of Post.

1. In linear motion, energy is given by 1D 2mv2. Similarly, in rotational motion, rotational energy is given by

A. 1/2 × I × w²; where I: moment of inertia of body, w: angular velocity
B. 1/2 × I² × w; where I: moment of inertia of body, w: angular velocity
C. 1/2 × I² × w²; where I: moment of inertia of body, w: angular velocity
D. 1/2 × I × w; where I: moment of inertia of body, w: angular velocity

2. Boyle’s law states that

A. pressure of a gas is inversely proportional to square of its volume i.e. P × V² = constant
B. pressure of a gas is directly proportional to its volume i.e. PD V = constant
C. pressure of a gas is directly proportional to square of its volume i.e. P D V² = constant
D. pressure of a gas is inversely proportional to its volume i.e. P × V = constant

3. Isothermal bulk modulus is equal to

A. g D P; where g: ratio of specific heat capacities of gas, P: pressure
B. The ratio of specific heat capacities of gas
C. Pressure
A. g × P; where g: ratio of specific heat capacities of gas, P: pressure

4. Adiabatic bulk modulus is equal to:

A. Pressure
B. Y D P; where Y: ratio of specific heat capacities of gas, P: pressure
C. The ratio of specific heat capacities of gas
D. Y × P; where Y: ratio of specific heat capacities of gas, P: pressure

5. Bernoulli’s principle shows that, at points in a moving fluid where potential energy change is very small

A. pressure becomes independent of velocity of moving fluid
B. pressure remain independent of speed of stationary fluid
C. pressure is low where velocity is high and conversely, pressure is high where velocity is low
D. pressure is low where velocity is low and similarly, pressure is high where velocity is high

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Model Questions for Scientific Assistant (IMD) Exam (Paper-1) Indian Economy - Set 44

Model Questions for Scientific Assistant (IMD) Exam (Paper-1) Indian Economy - Set 44

Write and Discuss Your Answer with Q.No in Comment Box at the Bottom of Post.

1. If the tax rate increases the higher level of income, it shall be called –

(a) Proportional tax
(b) Programme tax
(c) Lump sum tax
(d) Regressive tax

2. What is weeded for creating demand?

(a) Production
(b) Price
(c) Income
(d) Inflation

3. Laissez-faire in feature of-

(a) Socialism
(b) Communism
(c) Capitalism
(d) Mixed economy

4. What are ‘open market operations’?

(a) Activities of SEBI – registered brokers
(b) Selling of currency by the RBI
(c) Selling of gilt-edged rewritten by the govt.

5. Rate of interest in determined by

(a) The rate of netwin on the capital inverted
(b) Central Government
(c) Liquidity preference
(d) Commercial Banks

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Model Questions for Scientific Assistant (IMD) Exam (Paper-2) PHYSICS - Set 43

Model Questions for Scientific Assistant (IMD) Exam (Paper-2) PHYSICS - Set 43

Write and Discuss Your Answer with Q.No in Comment Box at the Bottom of Post.

1. Period of simple harmonic motion of a spiral spring or elastic thread is given by

A. T = 2p × (extension produced/gravitational field strength)
B. T = 2p × (extension produced/”(gravitational field strength))
C. T = 2p × (Ö(extension produced)/gravitational field strength)
D. T = 2p × Ö(extension produced/gravitational field strength)

2. In order to slip one surface over another, maximum frictional force has to be overcome, this maximum frictional force between two surfaces is also known as

A. kinetic frictional force
B. maximal frictional force
C. limiting frictional force
D. resisting force

3. Van der Waals derived an expression for ‘pressure defect’, if observed pressure is denoted as ‘p’ and volume is denoted as ‘V’, gas pressure in bulk of gas is equal to:

A. p + a/V; where a: constant for particular gas
B. p + a/(V²); where a: constant for particular gas
C. p + (a × V); where a: constant for particular gas
D. p + (a × V²); where a: constant for particular gas

4. “Upthrust = Weight of liquid displaced” is known as

A. Bernoulli’s Principle
B. Archimedes’ Principle
C. Pascal’s Law
D. Coulomb’s law

5. Assuming uniform density of core, acceleration due to gravity below Earth’s surface is

A. inversely proportional to square of distance from center of Earth
B. inversely proportional to distance from center of Earth
C. directly proportional to square of distance from center of Earth
D. directly proportional to distance from center of Earth

6. When a gas or a liquid is subjected to an increased pressure, substance contracts, bulk strain is defined as

A. final volume D original volume
B. final pressure D original pressure
C. change in volume D original volume
D. original volume D change in volume

7. Tensile stress is equal to

A. Force per unit area
B. Force per unit volume
C. Extension per unit length
D. Extension per unit area

8. Dimensions of relative density are

A. mass × length-3
B. mass × length3
C. It has no dimensions, since it’s a ratio of two densities
D. length3 × mass-1

9. Dimensions of gravitational constant ‘G’ are:

A. [M]-1 [L]3 [T]-2
B. [M] [L]3 [T]-2
C. [M]-1 [L]2 [T]-1
D. [M] [L]-1 [T]2

10. A person of mass ‘m’ kg jumps from a height of ‘h’ meters, he will land on ground with a velocity equal to:

A. Ö(2 × g × h)
B. 1/h × Ö(2 × g)
C. 2gh
D. 2Ö(g × h)

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Model Questions for Scientific Assistant (IMD) Exam (Paper-1) Indian Economy - Set 43

Model Questions for Scientific Assistant (IMD) Exam (Paper-1) Indian Economy - Set 43

Write and Discuss Your Answer with Q.No in Comment Box at the Bottom of Post.

1. The new series of Wholesale Price Index (WPI) released by the Government of India is with reference to the base prices of

(a) 1981 to 1982
(b) 1990 to 1991
(c) 1993 to 1994
(d) 1994 to 1995

2. When there in an official change in the exchange rate of domestic currency, then it in called ——.

(a) Appreciation
(b) Depreciation
(c) Revaluation
(d) Deflation

3. Inflation redistributes income & wealth in favour of

(a) Pensioners
(b) Poor
(c) Middle class
(d) Rich

4. Who propounded the ‘market law’?

(a) Adam Smith
(b) J B Say
(c) T R Malthus
(d) David Ricardo

5. Mahalanobis Model has been associated with which five year plan?

(a) First five year plan
(b) Second
(c) Third five year plan
(d) Fourth five year plan

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Model Questions for Scientific Assistant (IMD) Exam (Paper-2) PHYSICS - Set 42

Model Questions for Scientific Assistant (IMD) Exam (Paper-2) PHYSICS - Set 42

Write and Discuss Your Answer with Q.No in Comment Box at the Bottom of Post.

1. Speed ‘v’ with which wave travels through a medium is given by

A. modulus of elasticity/density of medium
B. modulus of elasticity/”(density of medium)
C. Ö(modulus of elasticity/density of medium)
D. v=d/t

2. Hooke’s law states that

A. extension is proportional to load when elastic limit is not exceeded
B. extension is inversely proportional to load when elastic limit is not exceeded
C. extension is independent of load when elastic limit is not exceeded
D. load is dependent on extension

3. Dimensions of strain are

A. [L]
B. [M] [L]-1 [T]-2
C. [L]-1
D. It’s a dimensionless quantity

4. Due to energy dissipation by viscous forces in air, if simple harmonic variations of a pendulum die away after some time, then oscillation is said to be:

A. undamped
B. free
C. damped
D. dependent

5. At ‘yield point’ of a copper wire

A. load hasn’t exceeded elastic limit yet; so, Hooke’s law applies
B. load has already exceeded elastic limit and material has become plastic
C. even plastic stage has passed and wire has snapped already
D. Like Brass and Bronze, Copper has no yield point

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Model Questions for Scientific Assistant (IMD) Exam (Paper-1) Indian Economy - Set 42

Model Questions for Scientific Assistant (IMD) Exam (Paper-1) Indian Economy - Set 42

Write and Discuss Your Answer with Q.No in Comment Box at the Bottom of Post.

1. The earnings of India from diamond export is quite high. Which one of the following factors has contributed to it?

(a) pre-independence stock-piling of diamonds in the country which are now exported
(b) large production of industrial diamonds in the country
(c) expertise available for cutting and polishing of imported diamonds which are then exported
(d) as in the past, India produces huge quantity of gem diamonds which are exported

2. The Employment Guarantee Scheme, a rural work programme, was first started in

(a) West Bengal
(b) Punjab
(c) Kerala
(d) Maharashtra

3. The growth rate of per capita income at current prices is higher than that of per capita income at constant prices, because the latter takes into account the rate of

(a) growth of population
(b) increase in price level
(c) growth of money supply
(d) increase in the wage rate

4. The growth rate of which one of the following sectors has very low employment elasticity?\

(a) manufacturing
(b) construction
(c) financial services
(d) mixed farming

5. The latest regional economic bloc to be formed is

(a) ASEAN
(b) COMECON
(c) APEC
(d) NAFTA

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Model Questions for Scientific Assistant (IMD) Exam (Paper-2) PHYSICS - Set 41

Model Questions for Scientific Assistant (IMD) Exam (Paper-2) PHYSICS - Set 41

Write and Discuss Your Answer with Q.No in Comment Box at the Bottom of Post.

1. Tensile strain is equal to

A. Force per unit area
B. Force per unit volume
C. Extension per unit length
D. Force per unit length

2. In elastic collisions,

A. only total momentum of colliding objects is conserved.
B. only total kinetic energy is conserved.
C. both of momentum and total kinetic energy are conserved.
D. neither momentum of colliding bodies nor total kinetic energy are recoverable.

3. Total angular momentum of a body is given by

A. I × w; where I: moment of inertia of body, ù: angular velocity
B. I² × w; where I: moment of inertia of body, ù: angular velocity
C. I² × w²; where I: moment of inertia of body, ù: angular velocity
D. I × w²; where I: moment of inertia of body, ù: angular velocity

4. Force that acts on a mass of 1 g and gives it an acceleration of 1 cms-2 is defined as

A. 1 newton
B. 1 dyne
C. 1 pound-force
D. 1 pa-force

5. An object moving in a circle of radius ‘r’ with a constant speed ‘v’ has a constant acceleration towards center equal to

A. v²/ r
B. v/ r
C. v²×r
D. v×r

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Model Questions for Scientific Assistant (IMD) Exam (Paper-1) Indian Economy - Set 41

Model Questions for Scientific Assistant (IMD) Exam (Paper-1) Indian Economy - Set 41

Write and Discuss Your Answer with Q.No in Comment Box at the Bottom of Post.

1. Since 1980, the share of the tertiary sector in the total GDP of India has

(a) shown an increasing trend
(b) shown a decreasing trend
(c) remained constant
(d) been fluctuating

2. Some time back, the Government of India, decided to delicense ‘white goods’ industry, ‘white goods’ include

(a) stainless steel and aluminium utensils
(b) milk and milk products
(c) items purchased for conspicuous consumption
(d) soaps, detergents and other mass consumption goods

3. The accounting year of the Reserve Bank of India is

(a) April-March
(b) July-June
(c) October-September
(d) January-December

4. The average rate of domestic savings (gross) for the Indian economy is currently estimated to be in the range of

(a) 15 to 20 per cent
(b) 20 to 25 per cent
(c) 25 to 30 per cent
(d) 30 to 35 per cen

5. The average rate of domestic savings (gross) for the Indian economy is currently estimated to be in the range of

(a) 15 to 20 per cent
(b) 20 to 25 per cent
(c) 15 to 30 per cent
(d) 30 to 35 per cent

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Model Questions for Scientific Assistant (IMD) Exam (Paper-1) Indian Economy - Set 40

Model Questions for Scientific Assistant (IMD) Exam (Paper-1) Indian Economy - Set 40

Write and Discuss Your Answer with Q.No in Comment Box at the Bottom of Post.

1. In which one of the following crops international trade is low in the context of total produce?

(a) rice
(b) coffee
(c) rubber
(d) wheat

2. Most Favoured Nations (MFN) clause under GATT implies

(a) most favour to some countries
(b) most favour to all countries
(c) no favour to any country
(d) no favour to some countries

3. National Agricultural Insurance Scheme replacing Comprehensive Crop Insurance Scheme was introduced in the year

(a) 1997
(b) 1998
(c) 1999
(d) 2000

4. National Income is the

(a) Net National Product at market price
(b) Net National Product at factor cost
(c) Net Domestic Product at market price
(d) Net Domestic Product at factor cost

5. Nobel Prize in Economics for the year 1997 was awarded for contribution in the area of

(a) International Economics
(b) Financial Economics
(c) Public Economics
(d) Development Economics

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Model Questions for Scientific Assistant (IMD) Exam (Paper-2) PHYSICS - Set 39

Model Questions for Scientific Assistant (IMD) Exam (Paper-2) PHYSICS - Set 39

Write and Discuss Your Answer with Q.No in Comment Box at the Bottom of Post.

1. The tangential component of an electric field will be continuous in which boundary?

a) Conductor-Conductor
b) Conductor-Dielectric
c) Dielectric-Dielectric
d) Any boundary

2. The depth of penetration of a wave in a loss dielectric increases with increasing----

a) Conductivity
b) Permeability
c) Wavelength
d) Permittivity

3. Magnetic vector potential is a vector----

a) Whose curl is equal to the magnetic flux density
b) Whose curl is equal to the electric field intensity
c) Whose divergence is equal to electric potential
d) Which is equal to the vector product E x H

4. For the wave equation E = 10sin (wt-5z)ax, the wave propagation will be in the direction of----

a) Y direction
b) Z direction
c) X direction
d) XY direction

5. An electric field on a plane is described by its potential V = 20(r-1 + r-2), where r is the distance from the source. The field is due to----

a) A monopole
b) A dipole
c) Both a monopole and a dipole
d) A quadruple

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Model Questions for Scientific Assistant (IMD) Exam (Paper-1) Indian Economy - Set 39

Model Questions for Scientific Assistant (IMD) Exam (Paper-1) Indian Economy - Set 39

Write and Discuss Your Answer with Q.No in Comment Box at the Bottom of Post.

1. Fiscal deficit in the Union Budget means

(a) the sum of budgetary deficit and net increase in internal and external borrowings
(b) the difference between current expenditure and current revenue
(c) the sum of monetized deficit and budgetary deficit
(d) net increase in Union Government’s borrowings from the Reserve Bank of India

2. Five-Year Plan in India is finally approved by

(a) Union Cabinet
(b) President on the advice of Prime Minster
(c) Planning Commission
(d) National Development Council

3. From the balance sheet of a company, it is possible to

(a) judge the extent of profitability of the company
(b) assess the profitability and size of the company
(c) determine the size and composition of the assets and liabilities of the company
(d) determine the market share, debts, and assets of the company

4. Gilt-edged market means

(a) bullion market
(b) market of government securities
(c) market of guns
(d) market of pure metals

5. Global capital-flows to developing countries increased significantly during the nineties. In view of the East Asian financial crisis and Latin American experience, which type of inflow is good for the host country?

(a) Commercial loans
(b) Foreign Direct Investment
(c) Foreign Portfolio Investment
(d) External Commercial Borrowings

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Model Questions for Scientific Assistant (IMD) Exam (Paper-2) PHYSICS - Set 38

Model Questions for Scientific Assistant (IMD) Exam (Paper-2) PHYSICS - Set 38

Write and Discuss Your Answer with Q.No in Comment Box at the Bottom of Post.

1. MCQ. X-rays have

A. short wavelength
B. high frequency
C. both A and B
D. longest wavelength

2. The electrical conductivity of a new material was measured at different temperatures and found to vary as below. What is the best description of the conduction properties of the material?

a) Insulator
b) Semiconductor
c) Conductor
d) It is not possible to infer anything about the properties of the material.

3. Use the following data to calculate the lattice enthalpy at 298 K of iron (III) oxide, Fe2O3(s). All values refer to
a temperature of 298 K.

Enthalpy of sublimation of Fe(s): +370 kJ mol-1
First ionization enthalpy of Fe(g): +768 kJ mol-1
Second ionization enthalpy of Fe(g): +1566 kJ mol-1
Third ionization enthalpy of Fe(g): +2960 kJ mol-1
Enthalpy of dissociation of O2(g): +498 kJ mol-1
Enthalpy of electron attachment to O(g): -141 kJ mol-1
Enthalpy of electron attachment to O-(g): +844 kJ mol-1
Enthalpy of formation of Fe2O3(s) from Fe(s) and O2(g): -824 kJ mol-1

a) 7689 kJ mol-1
b) 14759 kJ mol-1
c) 13360 kJ mol-1
d) 1 5008 kJ mol-1

4. Use the following data to calculate the lattice enthalpy at 298 K of potassium iodide, KI(s). All values refer to a temperature of 298 K.

Enthalpy of sublimation of K(s): +81 kJ mol-1
Ionization enthalpy of K(g): +418 kJ mol-1
Enthalpy of atomization of I2(g): +214 kJ mol-1
Enthalpy of electron attachment to I(g): -295 kJ mol-1
Enthalpy of formation of KI(s) from K(s) and ½I2(g): -328 kJ mol-1

a) 746 kJ mol-1
b) 680 kJ mol-1
c) 573 kJ mol-1
d) 639 kJ mol-1

5. Use the Born-Mayer equation to estimate the lattice energy of zinc blende, ZnS, given that the distance between the nearest neighbour ions in the crystal is 2.343 Å. The Madelung constant for a zinc blende structure is 1.638.

a) 3310 kJ mol-1
b) 3520 kJ mol-1
c) 828 kJ mol-1
d) 1660 kJ mol-1

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Model Questions for Scientific Assistant (IMD) Exam (Paper-1) Indian Economy - Set 38

Model Questions for Scientific Assistant (IMD) Exam (Paper-1) Indian Economy - Set 38

Write and Discuss Your Answer with Q.No in Comment Box at the Bottom of Post.

1. Consider the following statements.

A. India ranks first in the world in fruit production.
B. India ranks second in the world in the export of tobacco.

Which of these statements is are correct?

(a) Only A
(b) Only B
(c) both A and B
(d) neither A nor B

2. Consider the following statements.

A. Damodar Valley Corporation is the first multipurpose river valley project of independent India
B. Damodar Valley Corporation includes thermal and gas power stations

Which of the statements given above is are correct?

(a) A only
(b) B only
(c) both A and B
(d) neither A nor B

3. Consider the following taxes.

A. Corporation tax
B. Customs duty
C. Wealth tax
D. Excise duty

Which of these is are indirect taxes?

(a) A only
(b) Band D
(c) A and C
(d) B and C

4. Convertibility of the rupee implies

(a) being able to convert rupee notes into gold
(b) allowing the value of the rupee to be fixed by market forces
(c) freely permitting the conversation of rupee of other major currencies and vice versa
(d) developing an international market for currencies in India

5. Corporation tax

(a) is levied and appropriated by the States
(b) is levied by the Union and collected and appropriated by the States
(c) is levied by the Union and shared by the Union and the States
(d) is levied by the Union and belongs to it exclusively

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Model Questions for Scientific Assistant (IMD) Exam (Paper-2) PHYSICS - Set 37

Model Questions for Scientific Assistant (IMD) Exam (Paper-2) PHYSICS - Set 37

Write and Discuss Your Answer with Q.No in Comment Box at the Bottom of Post.

1. Faster among waves and rays is

A. waves
B. both have no speed
C. rays
D. both have equal speed

2. Electromagnetic waves obey law of

A. refraction only
B. reflection and refraction both
C. reflection only
D. momentum

3. Speed of electromagnetic waves in vacuum is

A. 30 × 108 m s-1
B. 4 × 108 m s-1
C. 3.0 × 108 m s-1
D. 6.0 × 108 m s-1

4. As speed decreases if we change medium of electromagnetic waves from air to water, frequency

A. also decreases
B. also increases
C. remains same
D. may increase or decrease

5. Electromagnetic waves that include light belong to

A. light spectrum
B. electronic spectrum
C. electromagnet group
D. electromagnetic spectrum

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Model Questions for Scientific Assistant (IMD) Exam (Paper-1) Indian Economy - Set 37

Model Questions for Scientific Assistant (IMD) Exam (Paper-1) Indian Economy - Set 37

Write and Discuss Your Answer with Q.No in Comment Box at the Bottom of Post

1. A consumer is said to be in equilibrium, if

(a) he is able to fulfill his need with a given level of income
(b) he is able to live in full comfort with a given level of income
(c) he can fulfill his needs without consumption of certain items
(d) he is able to locate new sources of income

2. A country is said to be in a debt trap if

(a) it has to abide by the conditionalities imposed by the International Monetary Fund
(b) it has to borrow to make interest payments on outstanding loans
(c) it has been refused loans or aid by creditors abroad
(d) the World Bank charges a very high rate of interest on outstanding as well as new loans

3. A redistribution of income in a country can be best brought about through

(a) progressive taxation combined with progressive expenditure
(b) progressive taxation combined with regressive expenditure
(c) regressive taxation combined with regressive expenditure
(d) regressive taxation combined with progressive expenditure

4. A rise in ‘SENSEX’ means

(a) a rise in prices of shares of all companies registered with Bombay Stock Exchange
(b) a rise in price of shares of all companies registered with National Stock Exchange
(c) an overall rise in prices of shares of group of companies registered with Bombay Stock Exchange
(d) a rise in prices of shares of all companies belonging to a group of companies registered with Bombay Stock Exchange

5. A zero rate of inflation obtains necessarily in a year where the annual rate of inflation

(a) in every week of the year is zero
(b) is failing in every week of the year
(c) is both falling and rising in a year
(d) is constant in every week of the year

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Model Questions for Scientific Assistant (IMD) Exam (Paper-2) PHYSICS - Set 36

Model Questions for Scientific Assistant (IMD) Exam (Paper-2) PHYSICS - Set 36

Write and Discuss Your Answer with Q.No in Comment Box at the Bottom of Post.

1. Electromagnetic waves carry

A. positive charge
B. negative charge
C. no charge
D. both positive and negative charge

2. Electromagnetic wave with lowest frequency is

A. radio waves
B. infrared
C. ultraviolet
D. gamma rays

3. Electromagnetic waves travel

A. without medium
B. with medium
C. with medium and without medium
D. in a disturbed path

4. Electromagnetic spectrum comprises

A. transverse waves
B. longitudinal waves
C. transverse and longitudinal both
D. latitudinal waves\

5. Which one of waves tans our skin and causes some substances to become fluorescent?

A. infrared waves
B. ultraviolet waves
C. gamma rays
D. infrared and ultraviolet waves both

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Model Questions for Scientific Assistant (IMD) Exam (Paper-1) - Set 36

Model Questions for Scientific Assistant (IMD) Exam (Paper-1) - Set 36

Write and Discuss Your Answer with Q.No in Comment Box at the Bottom of Post

1. Right to information in India is a –

(a) Fundamental Right
(b) Legal Right
(c) Both fundamental & Legal Rights
(d) Neither Fundamental nor legal Right

2. Public Interest Litigation (PIL) may be linked with

(a) Judicial Review
(b) Judicial activism
(c) Judicial intervention
(d) Judicial sanctity

3. The concept of Judicial review in our constitution has been taken from the constitution of-

(a) England
(b) USA
(c) Canada
(d) Australia

4. The National Commission for Minorities was constituted in the year

(a) 1990
(b) 1992
(c) 1980
(d) 1989

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Model Questions for Scientific Assistant (IMD) Exam (Paper-2) PHYSICS - Set 35

Model Questions for Scientific Assistant (IMD) Exam (Paper-2) PHYSICS - Set 35

Write and Discuss Your Answer with Q.No in Comment Box at the Bottom of Post.

1. Intensity of a wave is directly proportional to the

A. amplitude
B. square of amplitude
C. cube of amplitude
D. frequency

2. Maximum displacement from equilibrium position is

A. frequency
B. amplitude
C. wavelength
D. period

3. Number of oscillations per unit time is

A. amplitude
B. wavelength
C. frequency
D. period

4. Oscillatory motion has a

A. straight lined graph
B. randomly lined graph
C. sinusoidal graph
D. asymptotic graph

5. Gradual decrease in x-ray beam intensity as it passes through material is called

A. attenuation
B. decay
C. radioactivity
D. imaging

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Model Questions for Scientific Assistant (IMD) Exam (Paper-1) - Set 35

Model Questions for Scientific Assistant (IMD) Exam (Paper-1) - Set 35

Write and Discuss Your Answer with Q.No in Comment Box at the Bottom of Post

1. Any Citizen can directly go to Supreme Court in the case of violation of

(a) Any Legal Right
(b) Fundamental Right
(c) Fundamental Duties
(d) DPSP

2. Judges of Supreme Court Retire at the age of

(a) 60
(b) 62
(c) 65
(d) 58

3. Which amendment of the constitution instated the two words ‘socialist civil secular’ in the Preamble?

(a) 38th
(b) 40th
(c) 42nd
(d) 44th

4. In Indian Polity which are in Supreme?

(a) The Supreme Court
(b) The constitution
(c) The Parliament
(d) Preamble

Model Questions for Scientific Assistant (IMD) Exam (Paper-2) PHYSICS - Set 34

Model Questions for Scientific Assistant (IMD) Exam (Paper-2) PHYSICS - Set 34

Write and Discuss Your Answer with Q.No in Comment Box at the Bottom of Post

1. In alternative current generator, AC current reverses its direction

A. 20 times per second
B. 50 times per second
C. once per second
D. twice per second

2. “A current carrying coil placed in magnetic field experiences force”, device that proves this law is

A. DC generator
B. DC motor
C. AC generator
D. both a and b

3. Law stating that “force is directly proportional to product of charges and inversely proportional to square of separation between them” is called

A. newton’s law
B. coulombs law
C. gauss’s law
D. &Ohm’s law

4. Two positive charges Q1 = 16 C and Q2 = 4 C, separated by a diameter of 3 m will produce force of

A. 40 N
B. 41.1 N
C. 42.3 N
D. 42.7 N

5. Formula that describes statement of Coulomb’s law is

A. f = kQ1Q2/r2
B. f = Q1Q2/r2
C. f = kQ/r2
D. f = kQ1Q2/r

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