Model Questions for Scientific Assistant (IMD) Exam (Paper-2) PHYSICS - Set 18
Model Questions for Scientific Assistant (IMD) Exam (Paper-2) PHYSICS - Set 18
Write and Discuss Your Answer with Q.No in Comment Box at the Bottom of Post.
1. Halving the diameter of a rope will multiply its strength by---
a. 1
b. 1/2
c. 1/4
d. 1/8
2. Which has greater surface area for a given body weight (i.e., greater surface area per unit weight)----
a. a snake
b. an elephant
c. a bowling ball
d. a piece of string
3. An object has a mass of 60 kg and a density of 30 kg per cubic meter. What is the volume of the object?
a. 1800 cubic meters
b. 2 cubic meters
c. 30 cubic meters
d. 60 cubic meters
4. A gas where the atoms are ionized so there are ions and free electrons.
a. Atmospheric pressure
b. Barometer
c. Archimede’s principle for air
d. Plasma
5. An object in air is buoyed upwards. The upward force is equal to the weight of the displaced air.
a. Atmospheric pressure
b. Barometer
c. Boyle’s law
d. Archimede’s principle for air
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6. As the velocity of a liquid increases, the pressure in the liquid decreases.
a. Atmospheric pressure
b. Barometer
c. Boyle’s law
d. Bernoulli’s principle
7. An instrument used to measure atmospheric pressure.
a. Atmospheric pressure
b. Barometer
c. Boyle’s law
d. Archimede’s principle for air
8. Pressure multiplied by volume is a constant for a given mass of gas at constant temperature.
a. Atmospheric pressure
b. Barometer
c. Boyle’s law
d. Archimede’s principle for air
9. The pressure exerted against a body that is immersed in our atmosphere.
a. Atmospheric pressure
b. Barometer
c. Boyle’s law
d. Archimede’s principle for air
10. A Helium filled balloon is released and rises up into the sky. As it moves upward, it---
a. becomes heavier
b. becomes smaller
c. becomes bigger
d. stays the same size
