Question

FINAL EXAM Problem 9: A tank full of water with dimension 20 feet long, 10 feet wide, and 6 feet deep is situated right below the floor of a house. Water from this tank is use through a faucet (outlet) 3 feet above the ground that half of the water is used up in the morning and half is used up in the evening by midnight. Find the work done by the water pump by midnight given t room temperature [pay attention to pumped into the house for Suppose that the density of water is about 63 Ib/ft3 a all the information given in th e problem]

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Answer 1

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3 - 126 oo dh Smau work done do (405720) (2-n) ow = (dh) 'fet pwnl force work done im e mormim 273 AOS7) (3 477220 tb work done in ewmin 3 (AoS7 20) ('8-5+13-2) : 3128700 НАН

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