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A spring has ________ when it is compressed or stretched.
potential energy
If a ball is raised at a height h then its potential energy is mgh and when it falls on the ground the ________ will be 0.5mv^2
kinetic energy
________ is capacity to do work.
Energy
No work is done when body moves in _______
uniform velocity
The ________ of an object at a point above the ground is defined as the work done in raising it from the ground to that point against gravity.
gravitational potential energy
A ball has ________, when raised above the ground.
potential energy
________ and energy are two sides of same coin.
work
Work is said to be done when force is applied on object causing it to ____ in direction of applied force.
move
1 Kilo Watt hour of energy is equal to ________ Joule
3.6X10^6
The water released from the reservoir of the tank possesses_______ energy
kinetic
Power is the rate of doing ______. And its unit is ___________
work,watt
Work done by the force can be _____ , _____ and ______.
negative,zero and positive
The work done by the earth on the satellite moving in circular path is _________
zero
_________ is defined as the rate of transfer of energy
power
sum of kinetic energy and potential energy is called________
mechanical energy
work has no _____ and ________ so it is a scalar quantity
magnitude and direction
Note 
Flashcard (46)