Categories > Work, Energy and Power > WEP > A body of mass 2 kg is thrown up vertically with K.E. of 490 joules. If the acceleration due to gravity is 9.8$m/{s^2}$, then the height at which the K.E. of the body becomes half its original value is given by

Work, Energy and Power

Question: A body of mass 2 kg is thrown up vertically with K.E. of 490 joules. If the acceleration due to gravity is 9.8$m/{s^2}$, then the height at which the K.E. of the body becomes half its original value is given by


1) 50 m
2) 12.5 m
3) 25 m
4) 10 m
Solution: Explanation: No Explanation
WEP Conservation of Energy and Momentum

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