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 Decrease Remain same Increase Data insufficient to predict pressure drop Decrease Remain same Increase Data insufficient to predict pressure drop ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics What is the value of Fanning friction factor f ' for smooth pipe at NRe = 10⁶ approximately? 0.003 0.01 0.3 0.1 0.003 0.01 0.3 0.1 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Laminar flow is characterised by the nonexistence of All of these Deviating velocities Pressure fluctuation Eddies All of these Deviating velocities Pressure fluctuation Eddies ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Steady fluid flow occurs, when the derivative of flow variables satisfy the following condition. ∂/∂s = constant ∂/∂t = 0 ∂/∂s = 0 ∂/∂t = constant ∂/∂s = constant ∂/∂t = 0 ∂/∂s = 0 ∂/∂t = constant ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The temperature in isentropic flow Cannot drop and then increase again downstream None of these Depends on Mach number only Does not depend on Mach number Cannot drop and then increase again downstream None of these Depends on Mach number only Does not depend on Mach number ANSWER DOWNLOAD EXAMIANS APP
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
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