Fluid Mechanics Function of air vessel provided in a reciprocating pump is to Reduce the danger of cavitation Reduce discharge fluctuation Increase the pump efficiency Avoid the necessity of priming Reduce the danger of cavitation Reduce discharge fluctuation Increase the pump efficiency Avoid the necessity of priming ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Steady flow occurs, when the Conditions do not change with time at any point Conditions change steadily with time Rate of the velocity change is constant Conditions are the same at the adjacent points at any instant Conditions do not change with time at any point Conditions change steadily with time Rate of the velocity change is constant Conditions are the same at the adjacent points at any instant ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics As the velocity V and thus the Reynolds number of a flow past a sphere increases from very low value, the drag force for Re << 1 None of these Increases linearly with V Decreases as V² Decreases linearly with V None of these Increases linearly with V Decreases as V² Decreases linearly with V ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Bernoulli's equation is not applicable, when the flow is Viscous Incompressible Irrotational All of these Viscous Incompressible Irrotational All of these ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The fluid velocity varies as the square root of the cylindrical pipe diameter in case of steady state laminar flow at constant pressure drop fo __________ fluid. Dilatant Newtonion Pseudoplastic Bingham plastic Dilatant Newtonion Pseudoplastic Bingham plastic ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Reynolds number for flow of water at room temperature through 2 cm dia pipe at an average velocity of 5 cm/sec is around 2000 1000 100 10 2000 1000 100 10 ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS