Fluid Mechanics Purpose of relief valve in a reciprocating pump is to Reduce the discharge pressure Protect the pump against developing excessive pressure Facilitate unidirectional flow of liquid Control the rate of discharge Reduce the discharge pressure Protect the pump against developing excessive pressure Facilitate unidirectional flow of liquid Control the rate of discharge ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics A double acting reciprocating pump compared to a single acting pump (of almost same size working under same pressure levels) would give almost double Efficiency Discharge Head None of these Efficiency Discharge Head None of these ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics For Laminar flow through a packed bed, the pressure drop is proportional to (Vs is the superficial liquid velocity and Dp is the particle diameter) Vs²/Dp³ Vs²/Dp² Vs/Dp² Vs/Dp³ Vs²/Dp³ Vs²/Dp² Vs/Dp² Vs/Dp³ ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics If three pipes of different diameters, lengths & friction factors are connected in parallel, then (where, Q = flow rate, V= fluid velocity f = friction factor). Q = Q₁ + Q₂ + Q₃ F = f₁ + f₂ + f₃ Q₁ = Q₂ = Q₃ V₁ = V₂ = V₃ Q = Q₁ + Q₂ + Q₃ F = f₁ + f₂ + f₃ Q₁ = Q₂ = Q₃ V₁ = V₂ = V₃ ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics High specific speed of a pump implies that, it is a/an __________ pump. None of these Axial flow Mixed flow Centrifugal None of these Axial flow Mixed flow Centrifugal ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The bulk modulus of elasticity of a liquid Increases with pressure Decreases with pressure Is independent of temperature & pressure Is zero for incompressible liquid Increases with pressure Decreases with pressure Is independent of temperature & pressure Is zero for incompressible liquid ANSWER DOWNLOAD EXAMIANS APP
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