Fluid Mechanics Which of the following is the most common pump for pumping either raw sewage or sludge? Electromagnetic pump Reciprocating pump Centrifugal pump Gear pump Electromagnetic pump Reciprocating pump Centrifugal pump Gear pump ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The bulk modulus of elasticity of a liquid Is independent of temperature & pressure Is zero for incompressible liquid Decreases with pressure Increases with pressure Is independent of temperature & pressure Is zero for incompressible liquid Decreases with pressure Increases with pressure ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics In power law, ζ = A (du/dy)² + B , then the fluid is Newtonian Thixotropic Dilatant Rheopectic Newtonian Thixotropic Dilatant Rheopectic ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics A lubricant 100 times more viscous than water would have a viscosity (in Pa.s) 0.1 10 0.01 1 0.1 10 0.01 1 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The ratio of hydrodynamic boundary layer to thermal boundary layer thickness in case of liquid metals is 2 1 < 1 > 1 2 1 < 1 > 1 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Steady flow occurs, when the Conditions change steadily with time Conditions are the same at the adjacent points at any instant Conditions do not change with time at any point Rate of the velocity change is constant Conditions change steadily with time Conditions are the same at the adjacent points at any instant Conditions do not change with time at any point Rate of the velocity change is constant ANSWER DOWNLOAD EXAMIANS APP
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