Hydraulics and Fluid Mechanics in ME The most economical section of a rectangular channel is one which has hydraulic mean depth or hydraulic radius equal to Twice the breadth Half the depth Twice the depth Half the breadth Twice the breadth Half the depth Twice the depth Half the breadth ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Viscous force is the __________ of shear stress due to viscosity and cross-section area of flow. Different Product Sum Ratio Different Product Sum Ratio ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The torque required to overcome viscous resistance of a collar bearing is (where R1 and R2 = External and internal radius of collar) (μπ²N/60t) × (R₁ - R₂) (μπ²N/60t) × (R₁² - R₂²) (μπ²N/60t) × (R₁⁴ - R₂⁴) μπ²N/60t) × (R₁³ - R₂³) (μπ²N/60t) × (R₁ - R₂) (μπ²N/60t) × (R₁² - R₂²) (μπ²N/60t) × (R₁⁴ - R₂⁴) μπ²N/60t) × (R₁³ - R₂³) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The hydraulic efficiency of an impulse turbine is the None of these Ratio of the actual work available at the turbine to the energy imparted to the wheel Ratio of the actual power produced by the turbine to the energy actually supplied by the turbine Ratio of the work done on the wheel to the energy of the jet None of these Ratio of the actual work available at the turbine to the energy imparted to the wheel Ratio of the actual power produced by the turbine to the energy actually supplied by the turbine Ratio of the work done on the wheel to the energy of the jet ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The absolute pressure is equal to Gauge pressure + atmospheric pressure Gauge pressure - atmospheric pressure Gauge pressure - vacuum pressure Atmospheric pressure - gauge pressure Gauge pressure + atmospheric pressure Gauge pressure - atmospheric pressure Gauge pressure - vacuum pressure Atmospheric pressure - gauge pressure ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The total energy line lies over the centre line of the pipe by an amount equal to Pressure head + velocity head Velocity head Pressure head - velocity head Pressure head Pressure head + velocity head Velocity head Pressure head - velocity head Pressure head ANSWER DOWNLOAD EXAMIANS APP