Fluid Mechanics Foot valves are provided in the suction line of a centrifugal pump to Minimise the fluctuation in discharge Control the liquid discharge Avoid priming, every time we start the pump Remove the contaminant present in the liquid Minimise the fluctuation in discharge Control the liquid discharge Avoid priming, every time we start the pump Remove the contaminant present in the liquid ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The energy loss in flow through ven-turimeter is less than that through flow nozzle, because in case of a flow nozzle, the Distance between the throat and the inlet is more Throat diameter is more Sudden expansion of flow in the downstream occurs Length is shorter Distance between the throat and the inlet is more Throat diameter is more Sudden expansion of flow in the downstream occurs Length is shorter ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The peripherial velocity at inlet of a centrifugal pump having inlet diameter of 25 cms and rotating at 950 rpm is __________ m/sec. 1.8 12.4 736.4 186.2 1.8 12.4 736.4 186.2 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The most economical flow control valve for use with large diameter pipes is a Needle valve Butterfly valve Globe valve None of these Needle valve Butterfly valve Globe valve None of these ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics What is the ratio of displacement thickness to nominal thickness for a linear distribution of velocity in the boundary layer on a flat plate? 0.5 1.5 1 2 0.5 1.5 1 2 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Vane anemometer Rotates an element at a speed determined by the velocity of the fluid in which the meter is immersed Is an area meter Is a variable head meter None of these Rotates an element at a speed determined by the velocity of the fluid in which the meter is immersed Is an area meter Is a variable head meter None of these ANSWER DOWNLOAD EXAMIANS APP
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