Ignoring air drag, what is the maximum speed that can be given to a horizontally moving tennis ball as it clears the net 1.25 m high to remain within the edge of the court, which is 12.0 m distant?
A)12.0 m/s
B)16.0 m/s
C)24.0 m/s
D)48.0 m/s

Question

Quizplus · Accepted Answer

The maximum speed can be calculated using the kinematic equations for projectile motion. The time to reach the net is determined by the vertical motion, and the horizontal distance is covered in this time. Solving these gives the maximum speed as 24.0 m/s.

Ignoring Air Drag, What Is the Maximum Speed That Can