Saved Bookmarks
| 1. |
2 A cricket ball of mass 0-2 kg moving with a velocity of20 m s-l is brought to rest in 0-4s. Find the averageforce. |
| Answer» GIVEN, m= 0.2 KG. V = 20 m/s, t = 0.1sF=ma= ΔtmΔv ∴f=0.2× 0.120 =40N | |