Fluid Mechanics A centrifugal pump used to pump water is used to pump an oil with specific gravity of 0.8 at the same rate. The power consumption will now Data insufficient to predict Remain same Increase Decrease Data insufficient to predict Remain same Increase Decrease ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Lower BWG means __________ of the tube. Lower cross-section Lower thickness Inner diameter Outer diameter Lower cross-section Lower thickness Inner diameter Outer diameter ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Consider a centrifugal pump having a specific impeller diameter, fixed impeller speed pumping a liquid of constant density at a particular discharge capacity. With decrease in the capacity of the pump, the __________ decreases. Head of the liquid pumped BHP required by the pump NPSH required All of these Head of the liquid pumped BHP required by the pump NPSH required All of these ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Shear stress in a fluid flowing in a round pipe Varies parabolically across the cross-section Remains constant over the cross-section Is zero at the centre and varies linearly with the radius Is zero at the wall and increases linearly to the centre Varies parabolically across the cross-section Remains constant over the cross-section Is zero at the centre and varies linearly with the radius Is zero at the wall and increases linearly to the centre 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. 12 m 11 m 20 m 10 m 12 m 11 m 20 m 10 m ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Velocity at a certain point in case of streamline flow is Constant Neither A nor B Both A & B Independent of time Constant Neither A nor B Both A & B Independent of time ANSWER DOWNLOAD EXAMIANS APP
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