Shaalaa.com | Force and Laws of Motion Numerical 1
When a ball is dropped from a height, its speed increases gradually. Name the force which causes this change in speed.
Fill in the following blanka with suitable words :
To every action, there is an _____________ and _____________ reaction.
A 60 g bullet fired from a 5 kg gun leaves with a speed of 500 m/s. Find the speed (velocity) with which the gun recoils (jerks backwards).