Hydraulics and Fluid Mechanics in ME The depth ‘d’ below the free surface at which the point velocity is equal to the average velocity of flow for a uniform laminar flow with a free surface, will be (where D is the depth of flow) 0.707 D 0.423 D 0.577 D 0.223 D 0.707 D 0.423 D 0.577 D 0.223 D ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The depth of the center of pressure on a vertical rectangular gate 8 m wide and 6 m high, when the water surface coincides with the top of the gate, is 2.4 m 4.0 m 2.5 m 3.0 m 2.4 m 4.0 m 2.5 m 3.0 m ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The gross or total head of the turbine is the ___________ of the water levels at the head race and tail race. Difference None of these Product Sum Difference None of these Product Sum ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Euler's equation in the differential form for the motion of liquids is given by ρ.dp + g.dz + v.dv = 0 dp/ρ - g.dz + v.dv = 0 ρ.dp - g.dz + v.dv = 0 dp/ρ + g.dz + v.dv = 0 ρ.dp + g.dz + v.dv = 0 dp/ρ - g.dz + v.dv = 0 ρ.dp - g.dz + v.dv = 0 dp/ρ + g.dz + v.dv = 0 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If the atmospheric pressure on the surface of an oil tank (sp. gr. 0.8) is 0.2 kg/cm”, the pressure at a depth of 50 m below the oil surface will be 6 meters of water Column 5 meters of water column 3 meters of water column 2 meters of water column 6 meters of water Column 5 meters of water column 3 meters of water column 2 meters of water column ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Francis turbine is best suited for Medium head application from 24 to 180 m Low head installation up to 30 m High head installation above 180 m All types of heads Medium head application from 24 to 180 m Low head installation up to 30 m High head installation above 180 m All types of heads ANSWER DOWNLOAD EXAMIANS APP
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