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Mathematics 8 Online
OpenStudy (anonymous):

Hi all, please help me with this work problem: Find the work done in pumping all the water out of a conical reservoir of radius of base 3 ft and height 5 ft, if the water is to be lifted one foot above the top of the reservoir.

OpenStudy (amistre64):

hmm, a cone

OpenStudy (amistre64):

|dw:1386193396733:dw| is it wide at the bottom or top?

OpenStudy (anonymous):

Top, just like you drew

OpenStudy (amistre64):

the idea is that Word is equal to Force times distance. Force is equal to the weight of a particular "slice"

OpenStudy (amistre64):

|dw:1386193503607:dw|

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