# Physics MCQs

Physics Objective (Multiple Choice) General Knowledge & General Science Questions & Answers for SSC-CGL, UPPSC, NDA, CDS and all one day examinations of India. These questions are part of GKToday’s 35000+ MCQs Bank Course in GKToday Android App

1. Which among the following has highest velocity ?

[A] Hurricane
[C] Typhoon
[D] Cyclone

2. When a barometer is taken down in a coal mine , which of the following happens with the Mercury level in the tube?

[A] rises
[B] falls
[C] falls then rises
[D] remains unaltered

3. In which among the following, the speed of sound would be maximum?

[A] Dry air at 0°C
[B] Dry air at 30°C
[C] Humid air at 0°C
[D] Humid air at 30°C

4. Who among the following is credited for the Corpuscular theory of light?

[A] Isaac Newton
[B] Christiaan Hyugens
[C] Albert Einstein
[D] James Clerk Maxwell

5. Who was the first scientist to discover Electrons?

[A] Albert Einstein
[B] Isaac Newton
[C] J.C. Bose
[D] J.J Thompson

6. The equation of motion ‘v = u +at’ can be applied in which of the following cases?

[A] simple harmonic motion
[B] circular motion
[C] when acceleration is constant
[D] Both b and c

7. What is the maximum height that can be attained by a projectile?

[A] equal to its maximum range
[B] one half of its maximum range
[C] one-fourth of its maximum range
[D] twice of its maximum range

8. What happens to the velocity of a heavy body when it undergoes an elastic collision in one dimension with a very light body at rest?

[A] it stops and comes to rest
[B] it keeps on moving with the same velocity
[C] it starts moving with half of its initial velocity
[D] it rebounds with the same velocity

9. The Universal Gravitational Constant for two bodies is dependent on which of the following?

[A] Nature of the bodies
[B] Size of the bodies
[C] Nature of medium between the bodies
[D] None of the above