Advertisement Remove all ads

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 to the - Physics

Advertisement Remove all ads
Advertisement Remove all ads
Advertisement Remove all ads
Short Note

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 to the ground. Explain the action of the parachute in checking the acceleration.

Advertisement Remove all ads

Solution

Air applies a velocity-dependent force on the parachute in upward direction when the parachute opens. This force opposes the gravitational force acting on the spy. Hence, the net force in the downward direction decreases and the spy decelerates.

Concept: Newton’s Second Law of Motion
  Is there an error in this question or solution?

APPEARS IN

HC Verma Class 11, Class 12 Concepts of Physics Vol. 1
Chapter 5 Newton's Laws of Motion
Short Answers | Q 13 | Page 77
Advertisement Remove all ads
Share
Notifications

View all notifications


      Forgot password?
View in app×