JEE Main & Advanced
JEE Main Online Paper (Held On 23 April 2013)
question_answer
A boy of mass 20 kg is standing on a 80 kg free to move long cart. There is negligible friction between cart and ground. Initially, the boy is standing 25 m from a wall. If he walks 10 m on the cart toward the wall, then the final distance of the boy from the wall will be:
[JEE Main Online Paper ( Held On 23 April 2013 )