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 (2 L.A.N)/60 (L.A.N)/60 L.A.N 2 L.A.N (2 L.A.N)/60 (L.A.N)/60 L.A.N ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A manometer is used to measure Difference of pressures between two points in a pipe Pressure in pipes and channels Pressure in Venturimeter Atmospheric pressure Difference of pressures between two points in a pipe Pressure in pipes and channels Pressure in Venturimeter Atmospheric pressure ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A flow is called super-sonic if the Mach number is between 1 and 6 Discharge is difficult to measure Velocity of flow is very high None of these Mach number is between 1 and 6 Discharge is difficult to measure Velocity of flow is very high None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Head developed by a centrifugal pump is Proportional to diameter of impeller None of these Proportional to diameter and speed of impeller Proportional to speed of impeller Proportional to diameter of impeller None of these Proportional to diameter and speed of impeller Proportional to speed of impeller ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Mach number is significant in all of fhe above full immersion or completely enclosed flow, as with pipes, aircraft wings, nozzles etc supersonics, as with projectiles and jet propulsion simultaneous motion through two fluids where there is a surface of dis-continuity, gravity force, and wave making effects, as with ship’s hulls all of fhe above full immersion or completely enclosed flow, as with pipes, aircraft wings, nozzles etc supersonics, as with projectiles and jet propulsion simultaneous motion through two fluids where there is a surface of dis-continuity, gravity force, and wave making effects, as with ship’s hulls ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The loss of head due to viscosity for laminar flow in pipes is (where d = Diameter of pipe, l = Length of pipe, v = Velocity of the liquid in the pipe, μ = Viscosity of the liquid, and w = Specific weight of the flowing liquid) 8μvl/wd² 4μvl/wd² 32μvl/wd² 16μvl/wd² 8μvl/wd² 4μvl/wd² 32μvl/wd² 16μvl/wd² ANSWER DOWNLOAD EXAMIANS APP