Question:

Sand falls from a conveyor belt at a rate of 15m3/ min onto

Last updated: 7/16/2022

Sand falls from a conveyor belt at a rate of 15m3/ min onto

Sand falls from a conveyor belt at a rate of 15m3/ min onto the top of a conical pile. The height of the pile is always three-eighths of the diameter of the base. How fast is the height changing when the pile is & m high?