Hydraulics and Fluid Mechanics in ME The discharge of a double acting reciprocating pump is (where L = Length of stroke, A = Cross-sectional area of piston, and N = Speed of crank in r.p.m.) (2 L.A.N)/60 L.A.N (L.A.N)/60 2 L.A.N (2 L.A.N)/60 L.A.N (L.A.N)/60 2 L.A.N ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Surface tension Acts in the plane of the interface normal to any line in the surface Decreases with fall in temperature Is a function of the curvature of the interface Is also known as capillarity Acts in the plane of the interface normal to any line in the surface Decreases with fall in temperature Is a function of the curvature of the interface Is also known as capillarity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A hydraulic coupling belongs to the category of Energy transfer machines Power absorbing machines Power developing machines Energy generating machines Energy transfer machines Power absorbing machines Power developing machines Energy generating machines ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A flow through a long pipe at decreasing rate is called __________ uniform flow. None of these Steady Both A and B Unsteady None of these Steady Both A and B Unsteady ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The overall efficiency for a Pelton wheel lies between 0.65 to 0.75 0.85 to 0.90 0.50 to 0.65 0.75 to 0.85 0.65 to 0.75 0.85 to 0.90 0.50 to 0.65 0.75 to 0.85 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A turbine is required to develop 1500 kW at 300 r.p.m. under a head of 150 m. Which of the following turbine should be used? Kaplan turbine Pelton wheel with one nozzle Francis turbine Pelton wheel with two or more nozzles Kaplan turbine Pelton wheel with one nozzle Francis turbine Pelton wheel with two or more nozzles ANSWER DOWNLOAD EXAMIANS APP
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