Hydraulics and Fluid Mechanics in ME The units of dynamic or absolute viscosity are kg sec/meter newton-sec² per meter newton-sec per meter metres² per sec kg sec/meter newton-sec² per meter newton-sec per meter metres² per sec 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 gradually brought to rest by closing of the valve The pipe bursts under high pressure of fluid The flow of fluid through the pipe is suddenly brought to rest by closing of the valve 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 pipe bursts under high pressure of fluid The flow of fluid through the pipe is suddenly brought to rest by closing of the valve There is excessive leakage in the pipe ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The theoretical velocity of jet at vena contracta is (where H = Head of water at vena contracta) H × √(2g) √(2gh) 2gH 2g × √H H × √(2g) √(2gh) 2gH 2g × √H ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Motion of a liquid in a volute casing of a centrifugal pump is an example of Spiral vortex flow Radial Rotational flow Forced spiral vortex flow Spiral vortex flow Radial Rotational flow Forced spiral vortex flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Overall efficiency of a centrifugal pump is the ratio of Actual work-done by the pump to the energy supplied to the pump by the prime mover Energy available at the impeller to the energy supplied to the pump by the prime mover Energy supplied to the pump to the energy available at the impeller Manometric head to the energy supplied by the impeller per kN of water Actual work-done by the pump to the energy supplied to the pump by the prime mover Energy available at the impeller to the energy supplied to the pump by the prime mover Energy supplied to the pump to the energy available at the impeller Manometric head to the energy supplied by the impeller per kN of water ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The hydraulic mean depth for a circular pipe of diameter (d) is d/2 d/4 d/6 d d/2 d/4 d/6 d ANSWER DOWNLOAD EXAMIANS APP