Hydraulics and Fluid Mechanics in ME Which of the following instrument can be used for measuring speed of a submarine moving in deep sea pitot tube rotameter hot wire anemometer Venturimeter pitot tube rotameter hot wire anemometer Venturimeter 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 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 2 meters of water column 6 meters of water Column 3 meters of water column ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME If a pump is handling water and is discharging a certain flow Q at a constant total dynamic head requiring a definite B.H.P., the same pump when handling a liquid of specific gravity 0.75 and viscosity nearly same as of water , the horse power required will be 0.75 B.H.P 1.5 B.H.P Same H.P./0.75 0.75 B.H.P 1.5 B.H.P Same H.P./0.75 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A glass tube of small diameter (d) is dipped in fluid. The height of rise or fall in the tube given by (where w = Specific weight of liquid, α = Angle of contact of the liquid surface, and σ = Surface tension) 4σ cosα/wd wd/4σ cosα σ cosα/4wd 4wd/σ cosα 4σ cosα/wd wd/4σ cosα σ cosα/4wd 4wd/σ cosα ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Differential monometer is used to measure atmospheric pressure pressure in pipes, channels etc difference of pressure between two points very low pressure atmospheric pressure pressure in pipes, channels etc difference of pressure between two points very low pressure ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Centrifugal pump is started with its delivery valve Kept fully closed Irrespective of any position Kept fully open Kept 50% open Kept fully closed Irrespective of any position Kept fully open Kept 50% open ANSWER DOWNLOAD EXAMIANS APP
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