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