Derive an expression for the acceleration of a train of five identical carts

PHYSICS · Subjective · CBSE · Physics · Force and Laws of Motion · Force and Laws of Motion

Problem

Derive an expression for the acceleration of a train of five identical carts, each of mass

m

, that are connected by light strings and pulled horizontally by a constant external force

F

on a frictionless track. Express your answer in terms of

F

and

m