Fluid Mechanics A 2" gate valve fitted in a pipe is replaced by a similar globe valve. Pressure drop in gate valve was Δp. For the same discharge, the pressure drop across globe valve is Δp > Δp Δp² < Δp Δp > Δp Δp² < Δp ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Steady fluid flow occurs, when the derivative of flow variables satisfy the following condition. ∂/∂s = constant ∂/∂t = constant ∂/∂s = 0 ∂/∂t = 0 ∂/∂s = constant ∂/∂t = constant ∂/∂s = 0 ∂/∂t = 0 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics A fluid which has a linear relationship between the magnitude of applied shear-stress and the resulting rate of deformation is called a/an __________ fluid. Non-Newtonion Ideal Incompressible Newtonion Non-Newtonion Ideal Incompressible Newtonion ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Mass velocity in case of steady flow and through a constant cross-section conduit is independent of the Both A & B Temperature Pressure Neither A nor B Both A & B Temperature Pressure Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Velocity of liquid hydrocarbon fuels in a pipeline can not be measured by magnetic flowmeters, because their __________ is very low/small. Specific gravity Electrical conductivity Thermal conductivity Electrical resistivity Specific gravity Electrical conductivity Thermal conductivity Electrical resistivity ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Power number is the ratio of Inertial stress to drag stress Drag stress to inertial stress Gravitational stress to drag stress Inertial stress to gravitational stress Inertial stress to drag stress Drag stress to inertial stress Gravitational stress to drag stress Inertial stress to gravitational stress ANSWER DOWNLOAD EXAMIANS APP
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