Fluid Mechanics Prandtl mixing length is None of these Applicable to laminar flow problems Zero at the pipe wall A universal constant None of these Applicable to laminar flow problems Zero at the pipe wall A universal constant ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Velocity of liquid hydrocarbon fuels in a pipeline can not be measured by magnetic flowmeters, because their __________ is very low/small. Electrical resistivity Specific gravity Thermal conductivity Electrical conductivity Electrical resistivity Specific gravity Thermal conductivity Electrical conductivity ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Two dimensional stream function Is constant along a stream line None of these Relates velocity and pressure Is constant along an equipotential surface Is constant along a stream line None of these Relates velocity and pressure Is constant along an equipotential surface ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics While starting a centrifugal pump, its delivery valve should be kept Opened Either opened or closed; depending on the fluid viscosity Closed Either opened or closed ; it does not make any difference Opened Either opened or closed; depending on the fluid viscosity Closed Either opened or closed ; it does not make any difference ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics In case of turbulent flow of a Newtonion fluid in a straight pipe, the maximum velocity is equal to (where, Vavg = average fluid velocity) Vavg 1.8 Vavg 1.2 Vavg 1.5 Vavg Vavg 1.8 Vavg 1.2 Vavg 1.5 Vavg ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Water flow rate in a pipe of 3.5 metres diameter can be most economically and conveniently measured by a/an Orificemeter Venturimeter Rotameter Pitot tube Orificemeter Venturimeter Rotameter Pitot tube ANSWER DOWNLOAD EXAMIANS APP