# A man drops a 10kg rock from the top of a 5m ladder.Calculate the kinetic energy and velocity of the rock just before it hits the ground,

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by sabarinathcs

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by sabarinathcs

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The Brainliest Answer!

=10 X5X 10(ACC DUE TO GRAVITY)

=500JOULE

TO FIND VEOLCITY

KE=1/2MV^2

500x2=10xv^2

v^2=1000/10=100

v=√100=10mper sec