SSC CHSL Model Paper 14

Question : 70 of 100

Marks: +1, -0

A boat with length 3 m and breadth 2 m is floating on a lake. The boat sinks by 1 cm when a man gets on it. The mass of the man is

Solution:

Volume of water displaced

= 3 × 2 × 0 .01 \m^3

= 0.06 \m^3

Mass of man = volume of water displaced X
density of water

= 0 .06 ×1 000

= 60 kg

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