A metal ball weighing 0.2 lb is dropped from rest in a fluid. If the magnitude of the resi...

A metal ball weighing 0.2 lb is dropped from rest in a fluid. If the magnitude of the resistance due to the fluid is given by Cdυ,where Cd = 0.5 lb·s/ft is a drag coefficient and υ is the ball’s speed, determine the depth at which the ball will have sunk when the ball achieves a speed of 0.3 ft/s.

Figure P3.117