Shivansh shukla. Chapter - Force and laws of motion

EXTRA QUESTIONS 24 – AUGUST - 2016

Question - Why does the boat move backward when you jump forward?

Answer – When we jump in forward direction, we apply a force on the boat in accordance to move ahead. According to newton’s third law, every action has an equal and opposite reaction and therefore, the boat moves backward.

Question – Why does a gun recoil when a bullet is fired?

Answer – When a bullet is fired, it moves suddenly ahead with a great velocity by a force which is applied by the gun in forward direction. In accordance to Newton’s third law of motion, the bullet also applies an equal force in the opposite direction i.e. backwards.