Question

What force is exerted on a ball of mass 100g if it accelerates from rest to 30 m/s in 3 seconds?

Answer 1

Answer:

Mass=100g

0.1kg

Spee=30m/s

∆p=impulse=f×time

∆p=m∆v

Impulse=0.1×30=3N-S

F=3/1=3N