Question

A constant force of 12.5 N acts on a body for 2 sec. Find the change in momentom

Answer 1

Change in momentum = F × t

∆p = F × t

∆p = 12.5 × 2

= 25.0 N s

Answer 2

Answer:

Fnet=∆p/∆t,∆p=f/∆t

∆p=12.5/2=6.5kg.m/s