Q: Electron Volt is the unit of:

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

Q: Kwh is the unit of:

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

Q: Which device transform mechanical energy to electric energy?

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

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

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

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

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

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

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

Q: What does speedometer records?

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

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

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

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

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

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. Straight.
4. Circular.

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. Depends upon the masses of the stones.
4. Both the stones reach simultaneously.

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

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

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

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