Hydraulics and Fluid Mechanics in ME The specific speed of a centrifugal pump, delivering 750 liters of water per second against a head of 15 meters at 725 r.p.m., is 248 r.p.m 48.2 r.p.m 82.4 r.p.m. 24.8 r.p.m. 248 r.p.m 48.2 r.p.m 82.4 r.p.m. 24.8 r.p.m. ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A fluid whose viscosity does not change with the rate of deformation or shear strain is known as Non-Newtonian fluid Ideal fluid Real fluid Newtonian fluid Non-Newtonian fluid Ideal fluid Real fluid Newtonian fluid ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The ratio of specific weight of a liquid to the specific weight of pure water at a standard temperature is called Surface tension of liquid Density of liquid Specific gravity of liquid Compressibility of liquid Surface tension of liquid Density of liquid Specific gravity of liquid Compressibility of liquid ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The dynamic viscosity of gases __________ with rise in temperature. None of these Decreases Remain unaffected Increases None of these Decreases Remain unaffected Increases ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The hammer blow in pipes occurs when The flow of fluid through the pipe is suddenly brought to rest by closing of the valve The pipe bursts under high pressure of fluid There is excessive leakage in the pipe The flow of fluid through the pipe is gradually brought to rest by closing of the valve The flow of fluid through the pipe is suddenly brought to rest by closing of the valve The pipe bursts under high pressure of fluid There is excessive leakage in the pipe The flow of fluid through the pipe is gradually brought to rest by closing of the valve ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When an internal mouthpiece is running free, the discharge through the mouthpiece is (where a = Area of mouthpiece, and H = Height of liquid above the mouthpiece) 0.5 a. √2gH 0.855 a. √2gH √2gH 0.707 a. √2gH 0.5 a. √2gH 0.855 a. √2gH √2gH 0.707 a. √2gH ANSWER DOWNLOAD EXAMIANS APP