Water is pumped from a lake to a storage tank 15 m above at a rate of 70 L/s while consuming 15.4 kW of electric power, as shown in Figure 4 below. Disregarding any frictional losses in the pipes and any changes in kinetic energy, determine a) the overall efficiency of the pump-motor unit and; b) the pressure difference between the inlet and the exit of the pump. Storage tank 15 m Pump Figure 4

Q: motor-pump system with 90% efficiency is designed to increase the pressure of was from 101kPa to 250…

A: Hh

Q: Water enters a pump at 350 kPa at a rate of 1 kg/s. The water leaving the pump enters a turbine in…

A:

Q: Water is pumped from a lake to a storage tank 15 m above at a rate of 70 L/s while consuming 15.4 kW…

A: The electric power supplied to the pump is The power supplied to the water by the pump can be…

Q: Water is pumped from a lake to a storage tank 18 m above at a rate of 70 L/s while consuming 20.4 kW…

A: Density of water = 1000 kg/m3 Height of tank H = 18 m flow rate V = 70 L/s = 0.07 m3/s Pump Power =…

Q: Water flow through a pipe at 18 li/sec. The inlet diameter of pipe is 15 cm and its exit diameter is…

A: Answer: Power input to the pump = 4.7 kW Have a good day.

Q: A Kaplan turbine runner has a diameter of 5 m, and the turbine/generator assembly has an efficiency…

A:

Q: Question 2 A water pump driven by an 800 W electric motor is used to pump water from the ground…

A: given; power(P)=800wdischarge rate(Q)=20000L/hr                          =200003600*10-3 m3/s…

Applied Fluid Mechanics

A fluid is a substance that is continuously deformed by the application of shear stress. The rate of deformation of a fluid depends on its viscosity. The fluid tries to flow when it interacts with some other system.