Fluid Mechanics Purpose of relief valve in a reciprocating pump is to Facilitate unidirectional flow of liquid Protect the pump against developing excessive pressure Control the rate of discharge Reduce the discharge pressure Facilitate unidirectional flow of liquid Protect the pump against developing excessive pressure Control the rate of discharge Reduce the discharge pressure ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Reynolds number for water flow through a tube of I.D. 5 cm is 1500. If a liquid of 5 centipoise viscosity and 0.8 specific gravity flows in the same pipe at the same velocity, then the pressure drop will Remain same Increase Decrease Data insufficient to predict pressure drop Remain same Increase Decrease Data insufficient to predict pressure drop ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics In frictional fluid flow, the quantity, P/ρ + V²/2gc + gz/gc, is None of these Not constant along a streamline Constant along a streamline Increased in the direction of flow None of these Not constant along a streamline Constant along a streamline Increased in the direction of flow ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Prandtl mixing length is Applicable to laminar flow problems None of these Zero at the pipe wall A universal constant Applicable to laminar flow problems None of these Zero at the pipe wall A universal constant 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/Dp³ Vs/Dp² Vs²/Dp³ Vs²/Dp² Vs/Dp³ Vs/Dp² ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics For a stable equilibrium of a submerged body (where, G and B are centres of gravity & buoyancy respectively). None of these G is above B B & G coincide B is above G None of these G is above B B & G coincide B is above G ANSWER DOWNLOAD EXAMIANS APP