Friday

July 25, 2014

July 25, 2014

Posted by **Mike** on Friday, November 30, 2012 at 10:48am.

- calculus -
**Steve**, Friday, November 30, 2012 at 10:58amat a depth of h ft, the radius of the water surface is r=(12/23)*h ft

v = 1/3 pi r^2 h

= pi/3 * (12/23)^2 * h^3

dv/dt = pi(12/23)^2 h^2 dh/dt

20 = pi(12/23)^2 (17)^2 dh/dt

dh/dt = 2645 / 10404pi = 0.081 ft/min = 0.97 in/min

**Related Questions**

Math - A conical water tank with vertex down has a radius of 10 feet at the top ...

math - calc - A conical water tank with vertex down has a radius of 12 feet at ...

math - calc - A conical water tank with vertex down has a radius of 12 feet at ...

calculus - A conical tank( with vertex down) is 10 feet across the top and 18 ...

calculus-rate problem - A conical tank (with vertex down) is 10 feet acros the ...

cal - A conical tank (with vertex down) is 12 feet across the top and 18 feet ...

Calculus - A water tank is shaped like an inverted right circular cone with a ...

calculus - A 24ft high conical water tank has its vertex on the ground and ...

Math - A conical tank (with its vertex down) is 8 feet tall and 6 feet across ...

calculus - Water is flowing freely from the bottom of a conical tank which is 12...