- A body weighs 450 gf in air and 310 gf when
completely immersed in water. Find ;
(i) the volume of the body,
why is value of g is not considered
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Answer:
140 gf
Explanation:
weight of body in air =450 gf
weight of body in water =310gf
volume of the body =loss in weight ×destiny of water
450-310×1 [Assumption: destiny of water=1g cm-3]
=140cm3
loss in weight = weight of in air - weight of body in water
=450-310
=140gf
upthurst on body=loss in weight
=140gf
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