Question

If the kienit energy of man of mass 40 kg while running is 500J. Then its velocity is what

Answer 1

Explanation:

The formula of kinetic energy

= 1/2 mv²

As Kinetic energy is given

=> 500 = 1/2 × 40 × v²

=> 500 = 20 × v²

=> 500 /20 = v²

=> 25 root = v

=> 5m/s = v

OR v = 5m/s

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