Hydraulics and Fluid Mechanics in ME The speed 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
Hydraulics and Fluid Mechanics in ME With the same cross-sectional area and immersed in same turbulent flow, the largest total drag will be on a streamlined body a sphere a circular disc of plate held normal to flow a cylinder a streamlined body a sphere a circular disc of plate held normal to flow a cylinder 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) × (R₁² - R₂²) μπ²N/60t) × (R₁³ - R₂³) (μπ²N/60t) × (R₁ - R₂) (μπ²N/60t) × (R₁⁴ - R₂⁴) (μπ²N/60t) × (R₁² - R₂²) μπ²N/60t) × (R₁³ - R₂³) (μπ²N/60t) × (R₁ - R₂) (μπ²N/60t) × (R₁⁴ - R₂⁴) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME High specific speed of turbine implies it is None of the listed here Impulse turbine Propeller turbine Francis turbine None of the listed here Impulse turbine Propeller turbine Francis turbine ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The length AB of a pipe ABC in which the liquid is flowing has diameter (d1) and is suddenly contracted to diameter (d2) at B which is constant for the length BC. The loss of head due to sudden contraction, assuming coefficient of contraction as 0.62, is v₁²/2g v₂²/2g 0.375 v₂²/2g 0.5 v₁²/2g v₁²/2g v₂²/2g 0.375 v₂²/2g 0.5 v₁²/2g ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Pitot tube is used for measurement of velocity pressure dsscharge flow velocity pressure dsscharge flow ANSWER DOWNLOAD EXAMIANS APP