Hydraulics and Fluid Mechanics in ME According to Newton's law of viscosity, the shear stress on a layer of a fluid is __________ to the rate of shear strain. Directly proportional Equal to Inversely proportional None of these Directly proportional Equal to Inversely proportional None of these ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If a vessel containing liquid moves downward with a constant acceleration equal to āgā then None of these the pressure throughout the liquid mass is atmospheric the pressure in the liquid mass is greater than hydrostatic pressure there will be vacuum in the liquid None of these the pressure throughout the liquid mass is atmospheric the pressure in the liquid mass is greater than hydrostatic pressure there will be vacuum in the liquid ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Air vessels in reciprocating pump are used to Save pump from cavitations Reduce acceleration to minimum Increase pump efficiency Smoothen flow Save pump from cavitations Reduce acceleration to minimum Increase pump efficiency Smoothen flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The rise or depression of liquid in a tube due to surface tension will increase in size of tube will Increase May increase or decrease depending on the characteristics of liquid Remain unaffected Decrease Increase May increase or decrease depending on the characteristics of liquid Remain unaffected Decrease ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A centrifugal pump will start delivering liquid only when the pressure rise in the impeller is equal to the Kinetic head Velocity head Manometric head Static head Kinetic head Velocity head Manometric head Static head ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME According to fan laws, for the fans having constant wheel diameters, the power demand varies Directly as fan speed Square root of fan speed Cube of fan speed Square of fan speed Directly as fan speed Square root of fan speed Cube of fan speed Square of fan speed ANSWER DOWNLOAD EXAMIANS APP
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