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must show all work please
9. How much time (in minutes) will it take a 0.20 hp engine to empty a conical tank filled with oil to adepth of 12 ft? The t
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3 ft Using similar triangles, 15 -= 3 15 ft h 5r 1 = 5 So, work done is pumping oil out of the tank =p(m15-)dh 2-12 h |(15- h

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