Q: Electron Volt is the unit of:

1. Potential.
2. Electricity.
3. Charge.
4. Energy.

Q: Kwh is the unit of:

1. Velocity.
2. Energy.
3. Speed.
4. Power.

Q: Which device transform mechanical energy to electric energy?

1. Alternator.
2. Transformer.
3. Stablizer.
4. Motor.

Q: Which is the correct unit for measuring astronomical distances?

1. Kilometre.
2. Light year.
3. Mole.
4. Angstron unit.

Q: Which is the correct unit for measuring nuclear radii?

1. Angstron unit.
2. Milimeter.
3. Micron.
4. Fermi.

Q: If the distance travelled by a particle is zero, then what will be its displacement?

1. May or may not be zero.
2. Zero.
3. Not zero.
4. Negative.

Q: What does speedometer records?

1. Average speed.
2. Instantaneous speed.
3. Average acceleration.
4. Average velocity.

Q: Out of the following which is not a scalar quantity?

1. Time.
2. Momentum.
3. Density.
4. Volume.

Q: What is the minimum number of unequal forces whose resultant will be zero?

1. 1
2. 3
3. 4
4. 2

Q: A stone is thrown horizontally from the top of a tower. What is the nature of path followed by the stone?

1. Straight.
2. Hyperbolic.
3. Circular.
4. Parabolic.

Q: A stone is thrown horizontally and another is dropped simultaneously from the top of a tower. Which will reach the ground first?

1. A stone dropped.
2. Both the stones reach simultaneously.
3. Depends upon the masses of the stones.
4. A stone thorown horizontally.

Q: A heavy and light body are dropped from the top of a tower, which will reach the ground first?

1. Light.
2. Heavy.
3. Both will reach at same time.
4. Not known.

Q: Which of thes animals lends its name to a traditional unit of power?

1. Camel
2. Bullock
3. Cow
4. Horse