Hydraulics and Fluid Mechanics in ME A Piezometer tube is used only for measuring Vacuum pressure Low pressure Moderate pressure High pressure Vacuum pressure Low pressure Moderate pressure High pressure ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In an immersed body, centre of pressure is Below be centre of gravity Above the centre of gravity At the centre of gravity Could be above or below e.g. depending on density of body and liquid Below be centre of gravity Above the centre of gravity At the centre of gravity Could be above or below e.g. depending on density of body and liquid ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If the net positive suction head (NPSH) requirement for the pump is not satisfied, then Efficiency will be low Excessive power will be consumed No flow will take place Cavitation will be formed Efficiency will be low Excessive power will be consumed No flow will take place Cavitation will be formed ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Pascal-second is the unit of kinematic viscosity surface tension dynamic viscosity pressure kinematic viscosity surface tension dynamic viscosity pressure 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 V1² / (V1² - V2²) (V1 - V2) / V1 V1 / (V1 - V2) (V1² - V2²) / V1² V1² / (V1² - V2²) (V1 - V2) / V1 V1 / (V1 - V2) (V1² - V2²) / V1² ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Hot wire anemometer is used to measure Pressure in gases Gas velocities Liquid discharge Pressure in liquids Pressure in gases Gas velocities Liquid discharge Pressure in liquids ANSWER DOWNLOAD EXAMIANS APP
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