Hydraulics and Fluid Mechanics in ME A piece of metal of specific gravity 7 floats in mercury of specific gravity 13.6. What fraction of its volume is under mercury ? 0.5 0.5 0.4 0.515 0.5 0.5 0.4 0.515 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The loss of head due to friction in a pipe of uniform diameter in which a viscous flow is taking place, is (where RN = Reynold number) 4/RN 16/RN 1/RN 64/RN 4/RN 16/RN 1/RN 64/RN ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Multistage centrifugal pumps are used to All of these Produce high heads Give high discharge Pump viscous fluids All of these Produce high heads Give high discharge Pump viscous fluids ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The value of friction factor ‘f’ for smooth pipes for Reynolds number 106 is approximately equal to 0.0001 0.1 0.001 0.01 0.0001 0.1 0.001 0.01 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The vapour pressure over the concave surface is less man the vapour pressure over the plane surface equal to the vapour pressure over the plane surface greater than the vapour pressure over the plane surface zero less man the vapour pressure over the plane surface equal to the vapour pressure over the plane surface greater than the vapour pressure over the plane surface zero ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The specific speed (Ns) of a centrifugal pump is given by (N√Q)/H2/3 (N√Q)/H3/4 (N√Q)/H5/4 (N√Q)/H (N√Q)/H2/3 (N√Q)/H3/4 (N√Q)/H5/4 (N√Q)/H ANSWER DOWNLOAD EXAMIANS APP
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