1.
A body is falling from a height h. After it has fallen a height h/2, it will possess:
3.
A car is a accelerated on leveled road and attains a velocity 4 times of its initial velocity. In the process the potential energy of the car:
5.
Water stored in a dam possesses:
6.
In case of negative work the angle between the force and displacement is:
8.
When a body falls freely towards the earth, then its total energy:
9.
The work done on an object does not depend upon the:
10.
Which one of the following is not the unit of energy?