Categories > Work, Energy and Power > WEP > If a body of mass 200 g falls from a height 200 m and its total P.E. is converted into K.E. at the point of contact of the body with earth surface, then what is the decrease in P.E. of the body at the contact $(g = 10\,m/{s^2})$

Work, Energy and Power

Question: If a body of mass 200 g falls from a height 200 m and its total P.E. is converted into K.E. at the point of contact of the body with earth surface, then what is the decrease in P.E. of the body at the contact $(g = 10\,m/{s^2})$


1) 200 J
2) 400 J
3) 600 J
4) 900 J
Solution: Explanation: No Explanation
WEP Conservation of Energy and Momentum

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