state and prove work-energy theorem.
The work done on a body by a force is equal to the increase in the kinetic energy of the body. This is known as the work-energy theorem or work energy theorem.
For the proof of the theorem please refer the following link: http://cbse.meritnation.com/study-online/study-material/TWxO$$USd5lolTO90lfOyg!!/tvbsix2crcwiT0bJIfkAEg!!