Hydraulics and Fluid Mechanics in ME According to Francis formula, the discharge over a rectangular weir is (where n = Number of end contractions) (2/3) × Cd (L - nH) × √(2g) × H² (2/3) × Cd (L - 0.1nH) × √(2g) × H3/2 (2/3) × Cd (L - nH) × √(2gh) (2/3) × Cd (L - nH) × √(2g) × H5/2 (2/3) × Cd (L - nH) × √(2g) × H² (2/3) × Cd (L - 0.1nH) × √(2g) × H3/2 (2/3) × Cd (L - nH) × √(2gh) (2/3) × Cd (L - nH) × √(2g) × H5/2 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If a pump is handling water and is discharging a certain flow Q at a constant total dynamic head requiring a definite B.H.P., the same pump when handling a liquid of specific gravity 0.75 and viscosity nearly same as of water would discharge Q/0.75 1.5 Q Same quantity of liquid 0.75 Q Q/0.75 1.5 Q Same quantity of liquid 0.75 Q ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The specific speed of a turbine is the speed of an imaginary turbine, identical with the given turbine, which Develops unit power under unit head Develops unit power under unit speed Delivers unit discharge under unit head Delivers unit discharge under unit speed Develops unit power under unit head Develops unit power under unit speed Delivers unit discharge under unit head Delivers unit discharge under unit speed ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME According to fan laws, for fans having constant wheel diameter, the pressure varies Square root of fan speed Cube of fan speed Directly as fan speed Square of fan speed Square root of fan speed Cube of fan speed Directly as fan speed Square of fan speed ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In steady flow of a fluid, the total accele ration of any fluid particle can be zero is always zero is never zero is independent of coordinates can be zero is always zero is never zero is independent of coordinates ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A vertical wall is subjected to a pressure due to one kind of liquid, on one of its sides. The total pressure on the wall per unit length is (where w = Specific weight of liquid, and H = Height of liquid) wH/2 wH wH2/3 wH2/2 wH/2 wH wH2/3 wH2/2 ANSWER DOWNLOAD EXAMIANS APP