Question

Write True (T) or False (F) against the following statements in the given brackets:
1. SI unit of speed is m/s. ( )
2. Velocity is a scalar physical quantity. ( )
3. A body in motion can never have zero average velocity. ( )
4. Every object moves with a constant speed. ( )
5. A pendulum shows oscillatory motion. ( )
6. The speed of a train is expressed in m/h. ( )

Answer 1

1. True

2. False
Velocity is a vector quantity.

3. True

4. False
Every object need not necessarily move with constant speed.

5. True

6. False
The speed of a train is expressed in km/h.