Answers

2016-02-07T11:37:42+05:30
Gravitational force and Buoyant Force
Buoyant force pushes object upwards and as you know Gravitational Force pushes downwards
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2016-02-07T12:04:23+05:30
weight of the body which is acting downwards
and
buoyant force which is acting upwards
i hope it helps.........
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