Hydraulics and Fluid Mechanics in ME In a broad-crested weir, the discharge is maximum if the head of water on the downstream side of weir is __________ the head of water on the upstream side of weir. Equal to One-third Three-fourth Two-third Equal to One-third Three-fourth Two-third ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The Francis formula for the discharge over Cipoletti weir is 1.84 LH1/2 1.84 LH5/2 1.84 LH3/2 1.84 LH 1.84 LH1/2 1.84 LH5/2 1.84 LH3/2 1.84 LH ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The overall efficiency of a reaction turbine is the ratio of Work-done on the wheel to the energy (or head of water) actually supplied to the turbine None of these Power produced by the turbine to the energy actually supplied by the turbine Actual work available at the turbine to the energy imparted to the wheel Work-done on the wheel to the energy (or head of water) actually supplied to the turbine None of these Power produced by the turbine to the energy actually supplied by the turbine Actual work available at the turbine to the energy imparted to the wheel ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If the velocity is zero over half of the cross-sectional area and is uniform over the remaining half, then the momentum correction factor is 4 1 43924 2 4 1 43924 2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The viscosity of water at 20°C is One poise One stoke One centistoke One centipoise One poise One stoke One centistoke One centipoise ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The length of a pipe is 1 km and its diameter is 20 cm. If the diameter of an equivalent pipe is 40 cm, then its length is 4 km 32 km 8 km 20 km 4 km 32 km 8 km 20 km ANSWER DOWNLOAD EXAMIANS APP