A boy of mass 0.27kg Falls from a height of 6m At the midpoint his distance above the ground was 3m And he was falling at a speed of 9m/s² Find his potential and kinetic energy (take g =10m/s)
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P. E.= mgh
0.27*10×3=81j
K.E.= 1(mv^2)/2
=(0.27*9^2)/2
=21.87/2
=10.935j
0.27*10×3=81j
K.E.= 1(mv^2)/2
=(0.27*9^2)/2
=21.87/2
=10.935j
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