Hydraulics and Fluid Mechanics in ME Alcohol is used in manometers because It is clearly visible It has low surface tension It can provide longer column due to low density It has low vapour pressure It is clearly visible It has low surface tension It can provide longer column due to low density It has low vapour pressure ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The liquid used in manometers should have High surface tension Low surface tension High density Low density High surface tension Low surface tension High density Low density 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 / (V1 - V2) (V1 - V2) / V1 V1² / (V1² - V2²) (V1² - V2²) / V1² V1 / (V1 - V2) (V1 - V2) / V1 V1² / (V1² - V2²) (V1² - V2²) / V1² ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In a forced vortex, the velocity of flow everywhere within the fluid is zero maximum minimum non-zero finite zero maximum minimum non-zero finite ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Units of surface tension are it has no units distance both of the above energy/unit area it has no units distance both of the above energy/unit area ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The increase in pressure at the outer edge of a drum of radius (r) completely filled up with liquid of density (ρ) and rotating at (ω) rad/s is 2ρ ω2 r2 ρ ω2 r2/2 ρ ω2 r2 ρ ω2 r2/4 2ρ ω2 r2 ρ ω2 r2/2 ρ ω2 r2 ρ ω2 r2/4 ANSWER DOWNLOAD EXAMIANS APP
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