Hydraulics and Fluid Mechanics in ME If the net positive suction head (NPSH) requirement for the pump is not satisfied, then Efficiency will be low Excessive power will be consumed Cavitation will be formed No flow will take place Efficiency will be low Excessive power will be consumed Cavitation will be formed No flow will take place ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The error in discharge (dQ/Q) to the error in measurement of head (dH/H) over a triangular notch is given by dQ/Q = 5/2 × (dH/H) dQ/Q = 3/2 × (dH/H) dQ/Q = 3 × (dH/H) dQ/Q = 2 × (dH/H) dQ/Q = 5/2 × (dH/H) dQ/Q = 3/2 × (dH/H) dQ/Q = 3 × (dH/H) dQ/Q = 2 × (dH/H) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The unit power developed by a turbine is (where P = Power developed by the turbine under a head of water (H). P/ H² P/ √H P/ H P/ H3/2 P/ H² P/ √H P/ H P/ H3/2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When a cylindrical vessel containing liquid is revolved about its vertical axis at a constant angular velocity, the pressure Increases linearly as its radial distance Decreases as the square of the radial distance Varies as the square of the radial distance Increases as the square of the radial distance Increases linearly as its radial distance Decreases as the square of the radial distance Varies as the square of the radial distance Increases as the square of the radial distance ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The force per unit length is the unit of Surface tension Capillarity Viscosity Compressibility Surface tension Capillarity Viscosity Compressibility ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Stanton diagram is a semi-log plot of friction factor against relative roughness log-log plot of friction factor against Reynolds number semi-log plot of friction factor against Reynolds number log-log plot of relative roughness against Reynolds number semi-log plot of friction factor against relative roughness log-log plot of friction factor against Reynolds number semi-log plot of friction factor against Reynolds number log-log plot of relative roughness against Reynolds number ANSWER DOWNLOAD EXAMIANS APP