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A metal piece of mass 160 g lies in equilibrium inside a glass of water. The piece touches the bottom of the glass at a small number of points. If the density of the metal is 8000 kg m−3, find the normal force exerted by the bottom of the glass on the metal piece.

Answer»

A metal piece of mass 160 g lies in equilibrium inside a glass of water. The piece touches the bottom of the glass at a small number of points. If the density of the metal is 8000 kg m−3, find the normal force exerted by the bottom of the glass on the metal piece.



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