Flash Card
............... is the capacity to do work.
The total energy of an object falling freely towards the ground........... .
The work done on an object does not depend on............. .
SI unit of work is ........... .
By stretching the rubber strings of a catapult, we store ......... energy in it.
Which of the following is an example of potential energy?
Potential energy of a body is given by (P.E) =............. .
Work is the product of ............ .
.............. is the commercial unit of power.
When some unstable atoms break up, they release tremendous amount of ............ energy.
What happens to the kinetic energy of an object when its velocity is doubled?
Choose the odd one out: Kinetic energy, Mechanical energy, Gravitational potential energy, Sound energy.
1 kWh = ......... joules.
If a force of 20 N is applied to move an object a distance of 5 m, the work done would be:
The work done by a force is said to be ........... when the applied force does not produce displacement.
The work done is zero if there is no............... .
Which of the following factors does not affect the gravitational potential energy of an object?
Kinetic energy of a body (KE) = .................
A bullet fired from a gun possesses ................. energy.
1 hp =............ .
The potential energy of your body is least when you are ................ .
Which of the following is not a conservative force?
In which of the following cases is no work done?
If we increase the velocity of a car moving on a flat surface to 4 times its original speed, its potential energy............... .
Which of the following quantities is a scalar?
