Question

Problem 11a

Answer 1

Given information

find the time required for the pile to reach at any height h,

Height of silo (cylinder) is h=100ft 
radius is r=200ft.

At time t, Height of the pile is 60ft.

Step-by-step explanation

Step 1.

'V' be a volume and 't' be time

                          ...................(1)

 volume of the cone,