Bernoulli & Energy equations
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Question 1 of 2
1. Question
The water level in a tank is 20 m above the ground. A hose is attached to the bottom of the tank and the nozzle at the end of the hose is pointed straight up. The tank cover is airtight and the gage pressure of the air above the water surface is 2 atm. The system is at sea level. Determine the maximum height to which the water jet could rise.
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Question 2 of 2
2. Question
A submerged pump with a power of 3 kW and an efficiency of 70% is used to pump water from the subsoil to a reservoir located 30 m above the water level. The diameter of the pipe is 7 cm on the suction side and 5 cm on the discharge side. DetermineÂ
(a) The maximum water flow rate andÂ
(b) The pressure difference across the pump. Assume that the elevation difference between the inlet and outlet of the pump and the effect of kinetic energy correction factors are negligible.
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