Question

An 80 kg man is riding on a small 40 kg cart at a speed of 4m/s.He jumps off the cart with zero horizontal speed.What is the resulting change in the speed of the cart?

Answer 1

there will be a change of 8m/s

Answer 2

Answer:8m/s

Explanation:m1v1=m2v2

80×4=40×V2

v2= 80×4/40

V2=8