Hydraulics and Fluid Mechanics in ME Discharge (Q) of a centrifugal pump is given by (where D = Diameter of impeller at inlet, b = Width of impeller at inlet, and Vf = Velocity of flow at inlet) Q = π.D.Vf Q = D.b.Vf Q = π.b.Vf Q = π.D.bf.V Q = π.D.Vf Q = D.b.Vf Q = π.b.Vf Q = π.D.bf.V ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Coefficient of velocity of venturimeter decreases with higher Reynolds number is equal to the coefficient of discharge of venturimeter is independent of Reynolds number None of these decreases with higher Reynolds number is equal to the coefficient of discharge of venturimeter is independent of Reynolds number None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME According to Manning's formula, the discharge through an open channel is (where M = Manning's constant) A × M × m2/3 × i1/2 A1/2 × M2/3 × m × i A × M × m1/2 × i2/3 A2/3 × M1/3 × m × i A × M × m2/3 × i1/2 A1/2 × M2/3 × m × i A × M × m1/2 × i2/3 A2/3 × M1/3 × m × i ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A flow through an expanding tube at constant rate is called Unsteady non-uniform flow Steady uniform flow Unsteady uniform flow Steady non-uniform flow Unsteady non-uniform flow Steady uniform flow Unsteady uniform flow Steady non-uniform flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The bulk modulus of elasticity with increase in pressure decreases increases increases first upto certain limit and then decreases remains constant decreases increases increases first upto certain limit and then decreases remains constant 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 ρ ω2 r2/2 ρ ω2 r2/4 2ρ ω2 r2 ρ ω2 r2 ρ ω2 r2/2 ρ ω2 r2/4 2ρ ω2 r2 ANSWER DOWNLOAD EXAMIANS APP