Question

A conical tank is 12ft. across the top and 15ft. in height. It is filled with water weights 62.4 lbs/ft^3 to a depth of 10ft. Find the work done in pumping the water to a height 3ft. above the top of the tank.

Answer 1

@zepdrix

Answer 2

gawd idk loool ive seen em D:

Answer 3

woops!
the tank is a cone, not a cylinder silly :O

Answer 4

oh lordie one sec DX

Answer 5

Sorry Jean I don't remember work problems very well :d
reading my book, I'll let you know if I come up with anything.

Answer 6

OK I'll wait

Answer 7

Ok with the diagram so far? :)

Answer 8

So ummm

Answer 9

yes

Answer 10

So we're going to take a slice, spin it around, and then do the work to move this slice up out of as they suggested.