Question

please answer this multiple choice question

The following statement concerns questions 6-8. A spherical water tank of radius r is at a depth h from the ground. Suppose that water has density p. Ground 0.0 Figure 2: Spherical underground water tank. 6. (10 points) Find the volume of a horizontal cross-section at a depth u below the ground. (A) dV (r+h-u)u (C) dV- (r+h - u)2 du (D) dV + h -u)' du (E) dV π (r2-(r + h-u)*) du

Answer 1

A sphasical usater tank raârus r in at a depth h Trom tha raand usater donaity p. u-h G. Horizontal cross rectian Valumsa. at a dlebth u loelouo tha ardund Area of cross section [y4crth-u)匀 7TR2_