A railway engine of mass 50 tons is pulling a wagon of mass 40 tons with a force of 4500N. The resistance force acting is 1N per ton. The tension in the coupling between the engine and the wagon is

A railway engine of mass 50 tons is pulling a wagon of mass 40 tons wi

1.	A railway engine of mass 50 tons is pulling a wagon of mass 40 tons with a force of 4500N. The resistance force acting is 1N per ton. The tension in the coupling between the engine and the wagon is
Answer» 1600 N 2000 N 200 N 1500N Solution :`F=ma, a=(F_("net"))/(m_(1)+m_(2))` For engine `F-f-T=m_(1)a`