Fluid Mechanics Water flow rate in a pipe of 3.5 metres diameter can be most economically and conveniently measured by a/an Orificemeter Pitot tube Venturimeter Rotameter Orificemeter Pitot tube Venturimeter Rotameter ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics A 2" gate valve fitted in a pipe is replaced by a similar globe valve. Pressure drop in gate valve was Δp. For the same discharge, the pressure drop across globe valve is Δp² < Δp > Δp Δp Δp² < Δp > Δp Δp ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The Prandtl mixing length is Independent of the shear stress Independent of radial distance from the pipe axis Zero at the pipe wall and is a universal constant Useful for computing laminar flow problems Independent of the shear stress Independent of radial distance from the pipe axis Zero at the pipe wall and is a universal constant Useful for computing laminar flow problems ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics A venturimeter can not be used for the direct measurement of Pressure difference in the flow throughpipeline Datum difference in the stretch of pipeflow Friction loss in pipe flow All of these Pressure difference in the flow throughpipeline Datum difference in the stretch of pipeflow Friction loss in pipe flow All of these ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Delivery of insufficient quantity of liquid by a pump may be caused by Low rpm Too high a lift All of these Air leak in the inlet Low rpm Too high a lift All of these Air leak in the inlet ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics A lubricant 100 times more viscous than water would have a viscosity (in Pa.s) 0.1 0.01 1 10 0.1 0.01 1 10 ANSWER DOWNLOAD EXAMIANS APP