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 6 meters of water Column 3 meters of water column 5 meters of water column 2 meters of water column 6 meters of water Column 3 meters of water column 5 meters of water column 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 Two-third of the total supply head One-fourth of the total supply head One-half of the total supply head One-third of the total supply head Two-third of the total supply head One-fourth of the total supply head One-half of the total supply head One-third of the total supply head ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If the depth of water in an open channel is less than the critical depth, the flow is called Critical flow Turbulent flow Torrential flow Tranquil flow Critical flow Turbulent flow Torrential flow Tranquil flow ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The working of which of the following hydraulic units is based on Pascal's law? Hydraulic press Air lift pump Jet pump Hydraulic coupling Hydraulic press Air lift pump Jet pump Hydraulic coupling ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If V1 and V2 are the velocities of water at inlet and outlet of the draft tube respectively, then the efficiency of a draft tube is (V1 - V2) / V1 V1² / (V1² - V2²) (V1² - V2²) / V1² V1 / (V1 - V2) (V1 - V2) / V1 V1² / (V1² - V2²) (V1² - V2²) / V1² V1 / (V1 - V2) ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In an external mouthpiece, the absolute pressure head at vena contracta is __________ the atmospheric pressure head by an amount equal to 0.89 times the height of the liquid, above the vena contracta. Equal to None of these More than Less than Equal to None of these More than Less than ANSWER DOWNLOAD EXAMIANS APP
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