A body of mass 1 kg is moving with velocity 30 ms^(-1)due north. It is acted on by a force of 10 N due west for 4 seconds. Find the velocity of the body after the force ceases to act.

A body of mass 1 kg is moving with velocity 30 ms^(-1)due north. It is

1.	A body of mass 1 kg is moving with velocity 30 ms^(-1)due north. It is acted on by a force of 10 N due west for 4 seconds. Find the velocity of the body after the force ceases to act.
Answer» `50m//s , TAN^(-1) (3/4)` `100m//s , tan^(-1) (4/3)` `50m//s, tan^(-1) (3/5)` `100 m//s, tan^(-1) (4/5)` ANSWER :A