Question

Two persons of masses 55 kg and 65 kg respectively, are at the opposite ends of a boat. The length of the boat is 3.0 m and weighs 100 kg. The 55 kg man walks upto the 65 kg man and sits with him. If the boat is in still water the centre of mass of the system shifts by

Answer 1

Answer:

Zero

Explanation:

Since net force applied = 0

The centre of mass doesn't shift.

Hope it helps. ......

Answer 2

Two boys A and B of masses 55 kg and 65 kg are sitting at the two ends of a boat which is at rest in still water. The boat weighs 100 kg and is 3.0 m long. Boy A walks towards B and shakes hand. The displacement of boat is 0