EX1- It is required to pump water out of deep well under a total head of 90 m. A number of identical pumps of design speed 1000 r.p.m. and specific speed 30 with a rated capacity of 0.15 m3/s are available. How many pumps are required and how should they be connected whether in series or in parallel ? Ans : 3 pumps

Q: If the net positive suction head (NPSH) requirement for the pump is not satisfied, then, Select one:…

A: ANSWER = (a) cavitation will formed.

Q: Draw Head –Capacity curve of centrifugal pump at varying pumping speeds.

A:

Q: For a given centrifugal pump, if the speed of rotation of the impeller is cut in half, how does the…

A: Given data: N2=N12 Need to determine the total head capability change.

Q: Shown in the Figure is the complete pump performance chart for a  3×4-10 centrifugal pump at 1750…

A: Given   Total head, H = 50 ft = 15.24 m         Speed, N = 1750 rpm   Flow rate, Q = 200 gal/min =…

Q: Shown in the Figure is the complete pump performance chart for a 3x4-10 centrifugal pump at 1750…

A: Given question: Shown in the Figure is the complete pump performance chart for a  3×4-10 centrifugal…

Q: Discuss the construction and working details of distributor types of pump with neat sketch.

A: Introduction: Small to medium-sized diesel engines use a distributor-type fuel system. Its operation…

Q: lex pump ing 1AXIMUM discharge pressure of 3,000 p he mechanical power transfer from th olumetric…

A: To given thattriplex pump haveLiners =6 in.stroke =11 in.Discharge pressure=3000 psi.motor power…

Q: If the net positive suction head (NPSH) is greater than the required suction head of the pump,…

A: If NPSH (net positive suction head) available is greater than the NPSH required than cavitation will…

Q: Describe a reciprocating pump's slip. Explain the differences between a reciprocating and a…

A: The reciprocating pump's slip and the differences between a reciprocating and a centrifugal pump.

Q: Shown in the Figure is the complete pump performance chart for a 3x4-10 centrifugal pump at 1750…

A: 3×4-10 centrifugal pump speed =  1750 rpm,  pump must deliver at least  = 200 gal/min of water…

Q: A cylinder with a bore of 4.5 inches and a rod diameter of 1.5 inches is to be used in a system…

A:

Q: state the affinity laws applicable to centrifugal pumps

A: The affinity laws application to centrifugal pumps are explained as follows.

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.