Hydraulics and Fluid Mechanics in ME According to fan laws, for fans having constant wheel diameter, the air or gas capacity varies Square of fan speed Square root of fan speed Directly as fan speed Cube of fan speed Square of fan speed Square root of fan speed Directly as fan speed Cube of fan speed ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Coefficient of velocity is defined as the ratio of Actual discharge through an orifice to the theoretical discharge None of these Area of jet at vena contracta to the area of orifice Actual velocity of jet at vena contracta to the theoretical velocity Actual discharge through an orifice to the theoretical discharge None of these Area of jet at vena contracta to the area of orifice Actual velocity of jet at vena contracta to the theoretical velocity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Newton's law of viscosity is a relationship between Shear stress and velocity Pressure, velocity and temperature Rate of shear strain and temperature Shear stress and rate of shear strain Shear stress and velocity Pressure, velocity and temperature Rate of shear strain and temperature Shear stress and rate of shear strain ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The atmospheric pressure with rise in altitude decreases linearly first steeply and then gradually unpredictable first slowly and then steeply linearly first steeply and then gradually unpredictable first slowly and then steeply ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A valve is suddenly closed in a water main in wl.ich the velocity is 1 m/sec and velocity of pressure wave is 981 m/ sec. The inertia head at the valve will be 1 m 100m None of these 10m 1 m 100m None of these 10m ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The flow ratio in case of Francis turbine varies from 0.15 to 0.3 0.4 to 0.5 1 to 1.5 0.6 to 0.9 0.15 to 0.3 0.4 to 0.5 1 to 1.5 0.6 to 0.9 ANSWER DOWNLOAD EXAMIANS APP
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