Fluid Mechanics While starting a centrifugal pump, its delivery valve should be kept Either opened or closed; depending on the fluid viscosity Closed Opened Either opened or closed ; it does not make any difference Either opened or closed; depending on the fluid viscosity Closed Opened Either opened or closed ; it does not make any difference ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics While starting an axial flow pump, its delivery valve should be kept Closed Open None of these Either open or closed Closed Open None of these Either open or closed ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Pressure drag does not depend upon the Roughness of surface of the body All of these Pressure of main flow only Length of the body in flow direction Roughness of surface of the body All of these Pressure of main flow only Length of the body in flow direction ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The equivalent diameter for pressure drop calculation for a duct of square cross-section is given by(where, x = each side of the square duct) 2x x x/2 πx 2x x x/2 πx ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Which of the following is the most common pump for pumping either raw sewage or sludge? Reciprocating pump Electromagnetic pump Centrifugal pump Gear pump Reciprocating pump Electromagnetic pump Centrifugal pump Gear pump ANSWER DOWNLOAD EXAMIANS APP
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