A vector quantity is —

1. Work
2. Pressure
3. Distance
4. Velocity

The motion of a train on a straight track is an example of …………… motion.

1. Two dimensional
2. Three dimensional
3. One dimensional
4. All of these

If a body starts its motion from point A to B and comes back to the same point after a certain time interval, the displacement is:

1. 10
2. 20
3. 0
4. 15

Motion of a car in a crowded street is an example of:

1. Uniform speed
2. Uniform velocity
3. Variable acceleration
4. Uniform acceleration