Hydraulics and Fluid Mechanics in ME The optimum value of vane exit angle for a centrifugal pump impeller is 20-25° 50-60° 30-40° 10-15° 20-25° 50-60° 30-40° 10-15° ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME When a piping system is made up primarily of vertical lift and very little pipe friction, the pump characteristics should be First rise and then fall Horizontal Steep Nearly horizontal First rise and then fall Horizontal Steep Nearly horizontal 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 2 meters of water column 3 meters of water column 6 meters of water Column 5 meters of water column 2 meters of water column 3 meters of water column 6 meters of water Column 5 meters of water column ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The capillary rise at 20°C in a clean glass tube of 1 mm bore containing water is ap-proximately 30 mm 5 mm 20 mm 10 mm 30 mm 5 mm 20 mm 10 mm ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The power transmitted through the pipe is maximum when the head lost due to friction is equal to One-half of the total supply head Two-third of the total supply head One-fourth of the total supply head One-third of the total supply head One-half of the total supply head Two-third of the total supply head One-fourth of the total supply head One-third of the total supply head ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The dynamic viscosity of gases __________ with rise in temperature. Remain unaffected None of these Decreases Increases Remain unaffected None of these Decreases Increases ANSWER DOWNLOAD EXAMIANS APP
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