Part A How much work is done per minute in lifting the water? Part B How much ki

Question

Part A How much work is done per minute in lifting the water? Part B How much kinetic energy does the pump give the ejected water? Part C What must be the power output of the pump? PLEASE ANSWER! WIll RATE 5 stars Part A How much work is done per minute in lifting the water? Part B How much kinetic energy does the pump give the ejected water? Part B How much kinetic energy does the pump give the ejected water? Part C What must be the power output of the pump? PLEASE ANSWER! WIll RATE 5 stars Part C What must be the power output of the pump? PLEASE ANSWER! WIll RATE 5 stars

Explanation / Answer

a)

work done per minute = mgh* 60 = 850 * 9.8 * 13.8 *60 = 6897240 J = 6.89 * 10^6 J = 6.89 * 10^ 3 KJ

b) KE = mgh = 850*9.8*13.8 = 114954 J

c) power output = work done per second = mgh = 114954 watts

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