Question

a 200Nforce is applied to side A to pull it down a vertical distance of 1m determine the magnitude of the force produced on the box on side B if side B moves up a vertical distance of .5m

Answer 1

$F_1\cdot s_1=F_2\cdot s_2\to F_2=F_1\cdot s_1/s_2=200\cdot1/0.5=400\ (N)$ . Answer