Hydraulics and Fluid Mechanics in ME The liquid used in manometers should have High surface tension Low surface tension High density Low density High surface tension Low surface tension High density Low density ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The efficiency of power transmission through pipe is (where H = Total supply head, and hf = Head lost due to friction in the pipe) H/(H - hf ) (H - hf )/H H/(H + hf ) (H + hf )/H H/(H - hf ) (H - hf )/H H/(H + hf ) (H + hf )/H 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 would discharge Same quantity of liquid 1.5 Q Q/0.75 0.75 Q Same quantity of liquid 1.5 Q Q/0.75 0.75 Q ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The maximum thickness of boundary layer in a pipe of radius r is 2r r r/2 2r r r/2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The force exerted by a jet of water impinging normally on a plate which due to the impact of jet, moves in the direction of jet with a velocity v is [wa (V - v)]/g [wa (V - v)²]/2g [wa (V - v²)]/g [wa (V - v)]/2g [wa (V - v)]/g [wa (V - v)²]/2g [wa (V - v²)]/g [wa (V - v)]/2g ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The discharge over a rectangular notch is Directly proportional to H3/2 Directly proportional to H5/2 Inversely proportional to H3/2 Inversely proportional to H5/2 Directly proportional to H3/2 Directly proportional to H5/2 Inversely proportional to H3/2 Inversely proportional to H5/2 ANSWER DOWNLOAD EXAMIANS APP