Momentum and CollisionHard
Question
A boat having a length of 3 meter and breadth 2 meter is floating on a lake. The boat sinks by one cm when a man gets on it. The mass of the man is
Options
A.60 kg
B.62 kg
C.72 kg
D.128 kg
Solution
Weight = upthrust ⇒ mg = (3 × 2 × 10-2) 103 g ⇒ m = 60kg
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