Fluid Mechanics If two capillary tubes of dia 0.5 mm and 1 mm are dipped in a pot containing mercury, then the rise of mercury is Greater in 1 mm dia tube Zero in both the tubes Same in both the tubes Greater in 0.5 mm dia tube Greater in 1 mm dia tube Zero in both the tubes Same in both the tubes Greater in 0.5 mm dia tube ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The bulk modulus of elasticity of a liquid Decreases with pressure Increases with pressure Is zero for incompressible liquid Is independent of temperature & pressure Decreases with pressure Increases with pressure Is zero for incompressible liquid Is independent of temperature & pressure ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The ratio of hydrodynamic boundary layer to thermal boundary layer thickness in case of liquid metals is < 1 > 1 2 1 < 1 > 1 2 1 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The ratio of actual discharge to theoretical discharge through an orifice is equal to Cc . Cv Cd/Cv Cc . Cd Cv . Cd Cc . Cv Cd/Cv Cc . Cd Cv . Cd ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Consider a centrifugal pump having a specific impeller diameter, fixed impeller speed pumping a liquid of constant density at a particular discharge capacity. With decrease in the capacity of the pump, the __________ decreases. BHP required by the pump NPSH required All of these Head of the liquid pumped BHP required by the pump NPSH required All of these Head of the liquid pumped ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Applying a pressure drop across a capillary results in a volumetric flow rate 'Q' under laminar flow conditions. The flow rate for the same pressure drop, in a capillary of the same length but half the radius is Q/4 Q/8 Q/16 Q/2 Q/4 Q/8 Q/16 Q/2 ANSWER DOWNLOAD EXAMIANS APP
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