Question

A boat having a length 3 metres and breadth 2 metres is floating on a lake.The boat sinks by a cm when a man gets on it. the mass of the man is?

Answer 1

Volume of water displaced = 3*2*0.01 = 0.06 m cube

Mass of Man = Volume of water displaced * Density of water

= 0.06 * 1000 = 60 kg