Q. Find work done of a body which applies a force of 58N and covers a distance of 10km.

Q. The kinetic energy of a body is 0.625×10³ J. Find the velocity if it's mass is 50kg.

Q. What would be the height covered by a body whose mass is 90kg and potential energy is 81×10⁴ joule.

Q. Find the power required by an electric appliance which consumes 3000J of energy in 15 sec.