Fluid Mechanics Purpose of relief valve in a reciprocating pump is to Control the rate of discharge Reduce the discharge pressure Facilitate unidirectional flow of liquid Protect the pump against developing excessive pressure Control the rate of discharge Reduce the discharge pressure Facilitate unidirectional flow of liquid Protect the pump against developing excessive pressure ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Turbine impeller Produces only radial current Is effective over wide range of viscosities Does not produce tangential current Produces only tangential current Produces only radial current Is effective over wide range of viscosities Does not produce tangential current Produces only tangential current 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) x x/2 πx 2x x x/2 πx 2x ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics With the increase in depth, the hydrostatic pressure in an unaccelerated incompressible fluid (in a constant gravitational field) Remains constant Decreases Increases exponentially Increases linearly Remains constant Decreases Increases exponentially Increases linearly ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Water flow rate in a pipe of 3.5 metres diameter can be most economically and conveniently measured by a/an Orificemeter Rotameter Pitot tube Venturimeter Orificemeter Rotameter Pitot tube Venturimeter ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The temperature in isentropic flow None of these Cannot drop and then increase again downstream Does not depend on Mach number Depends on Mach number only None of these Cannot drop and then increase again downstream Does not depend on Mach number Depends on Mach number only ANSWER DOWNLOAD EXAMIANS APP