Q: Electron Volt is the unit of:

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

Q: Kwh is the unit of:

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

Q: Which device transform mechanical energy to electric energy?

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

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

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

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

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

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

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

Q: What does speedometer records?

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

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

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

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

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

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

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

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

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

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

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

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