Q. 135.0( 3 Votes )

A spy jumps from an airplane with his parachute. The spy accelerates downward for some time when the parachute opens. The acceleration is suddenly checked and the spy slowly falls on the ground. Explain the action of parachute in checking the acceleration.

Answer :

when the parachute is opened it increases the surface area of the total system falling down which in turn increases the resistance due to air. This decreased the acceleration of the spy.


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