Hydraulics and Fluid Mechanics in ME When the coefficient of discharge (Cd) is 0.623, then the general equation for discharge over a rectangular weir is 1.84(L - nH)H3 1.84(L - nH)H2 1.84(L - 0.1nH)H3/2 1.84(L - 0.1nH)H5/2 1.84(L - nH)H3 1.84(L - nH)H2 1.84(L - 0.1nH)H3/2 1.84(L - 0.1nH)H5/2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME For pipes, turbulent flow occurs when Reynolds number is less than 2000 between 2000 and 4000 more than 4000 less than 4000 less than 2000 between 2000 and 4000 more than 4000 less than 4000 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If a pump is handling water and is discharging a certain flow Q at a constant total dynamic head requiring a definite B.H.P., the same pump when handling a liquid of specific gravity 0.75 and viscosity nearly same as of water , the horse power required will be 0.75 B.H.P H.P./0.75 Same 1.5 B.H.P 0.75 B.H.P H.P./0.75 Same 1.5 B.H.P ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Piezometer is used to measure Very low pressures Difference of pressure between two points Atmospheric pressure Pressure in pipe, channels etc Very low pressures Difference of pressure between two points Atmospheric pressure Pressure in pipe, channels etc ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The impeller of a centrifugal pump may have Any one of these Volute casing Vortex casing Volute casing with guide blades Any one of these Volute casing Vortex casing Volute casing with guide blades ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Coefficient of velocity of venturimeter decreases with higher Reynolds number is independent of Reynolds number None of these is equal to the coefficient of discharge of venturimeter decreases with higher Reynolds number is independent of Reynolds number None of these is equal to the coefficient of discharge of venturimeter ANSWER DOWNLOAD EXAMIANS APP
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