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


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

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


Q- 1. Useful work output divided by total energy (or work) input into a machine—

(A) Work
(B) Efficiency
(C) Energy
(D) Potential energy

Q- 2. Work output by a machine can not exceed the work input into the machine—

(A) Work
(B) Power
(C) Energy
(D) Conservation Of Energy For Machines

Q- 3. You accelerate. The speed of your car doubles. Which of the following items quadruples as a result?

(A) Momentum
(B) Potential Energy
(C) Acceleration
(D) Kinetic Energy  

Q-4. Two railroad cars move towards each other at 10 m/s. They collide and bounce backward at 20 m/s. This event violates conservation of —

(A) Mass
(B) Acceleration
(C) Kinetic Energy
(D) Potential Energy

Q- 5.  A certain car has momentum. It therefore must also have —

(A) Acceleration
(B) Kinetic Energy
(C) Force
(D) Potential Energy

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Q- 6. A 100 Newton force is used to push a table by 5 meters. The amount of work done on the table is —

(A) 5 J
(B) 100 J
(C) 0 J
(D) 500 J

Q- 7. A meteor moving at 30 m/s collides with a twice-as-massive meteor and sticks to it. After the collision, the combined meteors have a kinetic energy that is ___ as much as the total kinetic energy before the collision.

(A) The Same
(B) Twice
(C) One Third
(D) Three Quarters

Q-8.  An inward force that causes an object to travel in a circle, or along a curve—

(A) Centripetal force
(B) Centrifugal force
(C) Angular momentum
(D) Conservation of angular momentum

Q- 9. Rotational inertia multiplied by rotational velocity—

(A) Tangential speed
(B) Rotational speed
(C) Rotational inertia
(D) Angular momentum

Q-10. An outward force experienced by an object that is travelling in a circle, or along a curve—

(A) Center of gravity
(B) Equilibrium
(C) Centripetal force
(D) Centrifugal force

Answer

1. (b) 2. (d) 3. (d) 4. (c) 5. (b) 6. (d) 7. (c) 8. (a) 9. (d) 10. (d)

(EBOOK)  SSC Scientific Assistant (IMD) Exam Papers PDF Download

Study Kit for SSC Scientific Assistant (IMD) EXAM