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March 29, 2015

Homework Help: physics

Posted by lisa on Tuesday, November 27, 2012 at 1:43pm.

A box with a volume V = 0.03 m^3 lies at the bottom of a lake whose water has a density of 103 kg/m^3.

(a) How much force is required to lift the box, if the mass of the box is 100 kg?

(b) How much force is required to lift the box, if the mass of the box is 70 kg?

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