Hydraulics and Fluid Mechanics in ME The dynamic viscosity of gases __________ with rise in temperature. Increases Decreases None of these Remain unaffected Increases Decreases None of these Remain unaffected ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Overall efficiency of a centrifugal pump is the ratio of Manometric head to the energy supplied by the impeller per kN of water Actual work-done by the pump to the energy supplied to the pump by the prime mover Energy available at the impeller to the energy supplied to the pump by the prime mover Energy supplied to the pump to the energy available at the impeller Manometric head to the energy supplied by the impeller per kN of water Actual work-done by the pump to the energy supplied to the pump by the prime mover Energy available at the impeller to the energy supplied to the pump by the prime mover Energy supplied to the pump to the energy available at the impeller ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The discharge through a large rectangular orifice is given by (where H1 = Height of the liquid above the top of the orifice, H2 = Height of the liquid above the bottom of the orifice, b = Breadth of the orifice, and Cd = Coefficient of discharge) Q = (2/3) Cd × b × √(2g) × (H22 - H12) Q = (2/3) Cd × b × √(2g) × (H23/2 - H13/2) Q = (2/3) Cd × b × √(2g) × (H2 - H1) Q = (2/3) Cd × b × √(2g) × (H21/2 - H11/2) Q = (2/3) Cd × b × √(2g) × (H22 - H12) Q = (2/3) Cd × b × √(2g) × (H23/2 - H13/2) Q = (2/3) Cd × b × √(2g) × (H2 - H1) Q = (2/3) Cd × b × √(2g) × (H21/2 - H11/2) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Which of the following pump is suitable for small discharge and high heads? Mixed flow pump Reciprocating pump Centrifugal pump Axial flow pump Mixed flow pump Reciprocating pump Centrifugal pump Axial flow pump ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The equation of continuity holds good when the flow All of these is one dimensional velocity is uniform at all the cross sec-tions is steady All of these is one dimensional velocity is uniform at all the cross sec-tions is steady ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME High specific speed of a pump implies it is Centrifugal pump Any one of the above Axial flow pump Mixed flow pump Centrifugal pump Any one of the above Axial flow pump Mixed flow pump ANSWER DOWNLOAD EXAMIANS APP
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