Question

Suppose a ball is falling from a high-rise building. After falling through a certain height, the frictional force acting on the ball due to air that acts upwards becomes equal to the pull of gravity on the ball that acts downwards. When these two forces become equal, then what happen to the ball?

a. It stops and hangs there. c. Its speed increases
b. Its speed decreases d. It falls with constant velocity.
c. its speed increases
d. It falls with constant velocity.

Give reasons for your answer

Answer 1

b. Its speed decreases.