A body weighs 72n on surface of the earth.When it is taken to a height h =2r what would it weigh
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f = m×g
72=m×9.8
72/9.8=m
m=7.3 kg
h=2r
h=2×1/2
h=1 m
w=m×g×h
w=7.3×9.8×1
w=71.54N
72=m×9.8
72/9.8=m
m=7.3 kg
h=2r
h=2×1/2
h=1 m
w=m×g×h
w=7.3×9.8×1
w=71.54N
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