a boy weighing 25 kgf climbs up from the first floor at a height of 3m above the ground to the third floor at a height of 9m above the ground what will be the increase in its gravitational potential energy? take g=10ms2
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Answered by
44
Increase in P.E.= mg(h2-h1)
25*10*(9-3)
= 250*6
= 1500 J
25*10*(9-3)
= 250*6
= 1500 J
Answered by
4
m=25kg
g=10m/s
h=3m
Now,Increase inPotential Energy=mgh
=25×10×3=750J
g=10m/s
h=3m
Now,Increase inPotential Energy=mgh
=25×10×3=750J
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