Question

please give one problem on collisons​

Answer 1

Answer:

Explanation:

A boy of mass 40 kg jumps off a boat with a velocity of 3 ms−1 . With what momentum does the

boat move?

1) −210 kg.ms−1 2) −120 kg.ms−1 3) −125 kg.ms−1 4) −215 kg.ms−1