Hydraulics and Fluid Mechanics in ME For laminar flow in circular pipes, the Darcy’s friction factor f is equal to 32/ Re None of these 64/ Re 16/Re 32/ Re None of these 64/ Re 16/Re ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Dynamic viscosity of most of the gases with rise in temperature decreases increases remains unaffected unpredictable decreases increases remains unaffected unpredictable ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The buoyancy depends on mass of liquid displaced depth of immersion pressure of the liquid displaced viscosity of the liquid mass of liquid displaced depth of immersion pressure of the liquid displaced viscosity of the liquid ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The flow rate in gear pump Unpredictable More or less remains constant with increase in pressure Increases with increase in pressure Decreases with increase in pressure Unpredictable More or less remains constant with increase in pressure Increases with increase in pressure Decreases with increase in pressure ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If V1 and V2 are the velocities of water at inlet and outlet of the draft tube respectively, then the efficiency of a draft tube is V1² / (V1² - V2²) (V1 - V2) / V1 (V1² - V2²) / V1² V1 / (V1 - V2) V1² / (V1² - V2²) (V1 - V2) / V1 (V1² - V2²) / V1² V1 / (V1 - V2) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME For centrifugal pump impeller, the maximum value of the vane exit angle is 25° to 30° 15° to 20° 10° to 15° 20° to 25° 25° to 30° 15° to 20° 10° to 15° 20° to 25° ANSWER DOWNLOAD EXAMIANS APP
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