Fluid Mechanics The most economical flow control valve for use with large diameter pipes is a Needle valve Globe valve None of these Butterfly valve Needle valve Globe valve None of these Butterfly valve ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Design of the casing of centrifugal pump should be such as to minimise the Loss of kinetic head Back flow through impeller None of these Loss of static head Loss of kinetic head Back flow through impeller None of these Loss of static head ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Mass velocity in case of steady flow and through a constant cross-section conduit is independent of the Temperature Neither A nor B Pressure Both A & B Temperature Neither A nor B Pressure Both A & B ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics What is the force required (in Newtons) to hold a spherical balloon stationary in water at a depth of H from the air-water iterface? The balloon is of radius 0.1 m and is filled with air. 0.01πgH/8 0.04πgH/3 4πg/3 0.01πgH/4 0.01πgH/8 0.04πgH/3 4πg/3 0.01πgH/4 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The fluid velocity varies as the square root of the cylindrical pipe diameter in case of steady state laminar flow at constant pressure drop fo __________ fluid. Pseudoplastic Bingham plastic Dilatant Newtonion Pseudoplastic Bingham plastic Dilatant Newtonion ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics A centrifugal pump is used to pump water through a horizontal distance of 150 m, and then raised to an overhead tank 10 m above. The pipe is smooth with an I.D of 50 mm. What head (m of water) must the pump generate at its exit (E) to deliver water at a flow rate of 0.001 m³/s? The Fanning friction factor, f is 0.0062. 11 m 10 m 20 m 12 m 11 m 10 m 20 m 12 m ANSWER DOWNLOAD EXAMIANS APP