A girl having mass of 35 kg sits on a trolley of mass 5 kg. The trolley is given an initial
Channel: Doubtnut
Date: 2020-07-26

A girl having mass of 35 kg sits on a trolley of mass 5 kg. The trolley is given an initial velocity of 4m//s by applying a force. The trolley comes to rest after traversig a distance of 16m. (a) How much work is done on the  trolley ? (b) How much work is done by the girl ?