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ICSE Class 9 Answered

He Topper i want Ask an Question please Answer "derive the formula of Kinetic Energy
Asked by | 29 Jan, 2014, 11:51: AM
answered-by-expert Expert Answer

According to Newton’s second law of motion, we have

           

Now, from equation of motion

           

When we consider an object starting from rest, we have u = 0. Thus,

           

Work done is given as

           

The work done is equal to the kinetic energy given to the body.

           

Answered by Jugal Kishor Rana | 11 Feb, 2014, 11:50: AM
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