Hydraulics and Fluid Mechanics in ME According to fan laws, at constant pressure, the speed capacity and power vary Inversely as square root of density As square of density Inversely as density Directly as the air or gas density Inversely as square root of density As square of density Inversely as density Directly as the air or gas density ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Coefficient of discharge for a totally submerged orifice as compared to that for an orifice discharging free is equal slightly more nearly half slightly less equal slightly more nearly half slightly less ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If cohesion between molecules of a fluid is greater than adhesion between fluid and glass, then the free level of fluid in a dipped glass tube will be Higher than the surface of liquid Lower than the surface of liquid Unpredictable The same as the surface of liquid Higher than the surface of liquid Lower than the surface of liquid Unpredictable The same as the surface of liquid ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The shear stress between the two liquid layers is __________ proportional to the distance between two layers. Inversely None of these Both A and B Directly Inversely None of these Both A and B Directly ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Puck up the wrong statement about centrifugal pump Head a speed² Power a speed⁴ Discharge a diameter Head a diameter Head a speed² Power a speed⁴ Discharge a diameter Head a diameter ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The increase in pressure at the outer edge of a drum of radius (r) completely filled up with liquid of density (ρ) and rotating at (ω) rad/s is ρ ω2 r2/2 2ρ ω2 r2 ρ ω2 r2 ρ ω2 r2/4 ρ ω2 r2/2 2ρ ω2 r2 ρ ω2 r2 ρ ω2 r2/4 ANSWER DOWNLOAD EXAMIANS APP
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