Hydraulics and Fluid Mechanics in ME In a venturi-flume, the flow takes place at Gauge pressure Atmospheric pressure None of these Absolute pressure Gauge pressure Atmospheric pressure None of these Absolute pressure ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The bulk modulus of elasticity is independent of pressure and viscosity has the dimensions of 1/pressure is large when fluid is more compressible increases with pressure is independent of pressure and viscosity has the dimensions of 1/pressure is large when fluid is more compressible increases with pressure ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The type of centrifugal pump preferred for a specific speed of 20 r.p.m. is Medium speed pump with radial flow at outlet High speed pump with axial flow at outlet Slow speed pump with radial flow at outlet High speed pump with radial flow at outlet Medium speed pump with radial flow at outlet High speed pump with axial flow at outlet Slow speed pump with radial flow at outlet High speed pump with radial flow at outlet ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The force exerted (in Newton) by a jet of water impinging normally on a fixed plate is (where w = Specific weight of water in N/m3, a = Cross-sectional area of jet in m², and V = Velocity of jet in m/s) waV² / g waV² / 2g waV / 2g waV / g waV² / g waV² / 2g waV / 2g waV / g ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A Francis turbine is used when the available head of water is Above 250 m 0 to 25 m None of these 25 m to 250 m Above 250 m 0 to 25 m None of these 25 m to 250 m ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The diameter of the nozzle (d) for maximum transmission of power is given by (where D = Diameter of pipe, f = Darcy’s coefficient of friction for pipe, and l = Length of pipe) d = (D⁵/8fl)1/4 d = (D⁵/8fl)1/5 d = (D⁵/8fl)1/3 d = (D⁵/8fl)1/2 d = (D⁵/8fl)1/4 d = (D⁵/8fl)1/5 d = (D⁵/8fl)1/3 d = (D⁵/8fl)1/2 ANSWER DOWNLOAD EXAMIANS APP
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