Question

3.
A boat having a length of 3 metre and breadth
2 metre is floating on a lake. The boat sinks by 1
cm when a man gets on it. The mass of the man is
(1) 60 kg
(2) 62 kg
(3) 72 kg
(4) 128 kg​

Answer 1

Answer:

hope it helps you

Explanation:

In this type of question, first we will calculate the volume of water displaces then will multiply with the density of water.

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

Answer 2

Answer: (1)60 kg

Explanation: