Fluid Mechanics The ratio of hydrodynamic boundary layer to thermal boundary layer thickness in case of liquid metals is < 1 2 1 > 1 < 1 2 1 > 1 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Volute type of casing is provided in a centrifugal pump to Convert velocity head to pressure head Convert pressure head to velocity head Reduce the discharge fluctuation Increase the discharge Convert velocity head to pressure head Convert pressure head to velocity head Reduce the discharge fluctuation Increase the discharge ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Vane anemometer Is a variable head meter Is an area meter Rotates an element at a speed determined by the velocity of the fluid in which the meter is immersed None of these Is a variable head meter Is an area meter Rotates an element at a speed determined by the velocity of the fluid in which the meter is immersed None of these ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Design of the casing of centrifugal pump should be such as to minimise the None of these Back flow through impeller Loss of static head Loss of kinetic head None of these Back flow through impeller Loss of static head Loss of kinetic head ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Two fluids are flowing through two similar pipes of the same diameter. The Reynold's number is same. For the same flow rate if the viscosity of a fluid is reduced to half the value of the first fluid, the pressure drop will Data insufficient to predict relative pressure drop Increase Remain unchanged Decrease Data insufficient to predict relative pressure drop Increase Remain unchanged Decrease ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Function of air vessel provided in a reciprocating pump is to Reduce the danger of cavitation Reduce discharge fluctuation Avoid the necessity of priming Increase the pump efficiency Reduce the danger of cavitation Reduce discharge fluctuation Avoid the necessity of priming Increase the pump efficiency ANSWER DOWNLOAD EXAMIANS APP
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