A BOY OF MASS 20 KG CLIMBS UP A ROPE THROUGH A HEIGHT OF 7 METER AND HE TAKES 10 SEC TO DO SO. WHAT IS THE POTENTIAL ENERGY? [G=10M/S^2]
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Answered by
2
Answer:
potential energy=mgh
=20×10×7
=1400
Answered by
1
Explanation:
m=20kg
height raised=7m
acceleration due to gravity=10M/S^2
potential energy =mgh
=20×7×10
=1400Joules
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