25000 J of energy is utilised in raising a body to a height of 75 m. calculate the mass of the body
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Answered by
7
25000=mgh=75×10×mass=750m so m=25000/750=100/3.ok
Answered by
6
Energy E= mgh
m=E/gh
=25000/9.8*75
=34.01 kg
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