Moments MCQs (Multiple Choice Questions) PDF Download - 42

The SI unit of the moment of a force is

1. meter
2. newton meter
3. kg
4. newton

If an object's center of gravity neither rises nor falls and stays at the same height, when it is slightly displaced, it is in the state of

1. stable equilibrium
2. unstable equilibrium
3. neutral equilibrium
4. manual equilibrium

A magnifying glass is a

1. thin converging lens
2. thick converging lens
3. thin diverging lens
4. thick diverging lens

The angle between the incident ray and the normal is known as

1. angle of abnormality
2. angle of refraction
3. angle of reflection
4. angle of incidence

If the acceleration of a free fall on the Moon is 1.6 ms^-2 and on Earth is 10 ms^-2. A rock has a mass of 10 kg on Earth. Its weight on Moon will be

1. 16 N
2. 100 N
3. 32 N
4. 50 N