An impuise turbine of 3 m diameter is rated at 1000 kW at 300 rpm under a head of 500 m. The turbine is operated under the head of 400 m. What is the speed at which it would run? (a) 324 rpm (c) 348 rpm (b) 336 rpm (d) 364 rpm

Q: Water from an open tank elevated 5m above ground is allowed to flow down to a pump. From the pump,…

A: Given, L = 100 m np = 55%  Q = 0.8 m3/min or 0.0133 m3/s

Q: A water turbine delivering 10 MW power is to be tested with the help of a geometrically similar 1:…

A: A water turbine- Power Pp=10 MW = 10 x 106 W 1 : 10 Model, at same speed & efficiency, Nm=Np To…

Q: Water flows through the turbine shown at a rate of 0.386 m3/s. The pressures at points A and B are…

A:

Q: sp. he pump in the system is 78% efficient and is rated 185 kW. Determine the energy added by he…

A:

Q: If the outlet angle of the bucket for Pelton wheel is 60°, the maximum efficiency in the case of…

A: Given data, The outlet angle of the bucket for pelton wheel, ϕ=60°. Friction is neglected.

Q: Q2/ If the turbine extracts 400 kW from the flow, what flowrate must be passing through the system?…

A: L1=600 md1=0.6 mL2=600 md2=0.6 mf=0.020P1=P2=atmospheric pressureZ1-Z2=105-30=75V1=0Power of…

Q: A first-stage flocculator uses a six-bladed Rusthon turbine 2 m in diameter rotating at 25 rev/min.…

A: Given, Diameter (D) = 2 m Rotational speed, N = 25 rev/min Power number, Np = 5

Q: Q-2.3 A kaplan turbine develops, 1500 kW power at average head of 30 meter. The speed and flow…

A: - Speed ratio = μ12g H  μ1 = 2.1 × 2 × 9.81 × 30 = 50.95 m/s - Flow ratio = μf12g H  μf1 = 0.62 × 2…

Q: A well-insulated turbine operating at steady state is shown on the right. Steam enters at 3 MPa,…

A:

Friction

Friction is defined as the force that prevents any solid surface, any layer of fluid, or any kind of element or material from sliding.