Hydraulics and Fluid Mechanics in ME A manometer is used to measure Difference of pressures between two points in a pipe Pressure in Venturimeter Pressure in pipes and channels Atmospheric pressure Difference of pressures between two points in a pipe Pressure in Venturimeter Pressure in pipes and channels Atmospheric pressure ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The specific weight of sea water is __________ that of pure water. Less than More than None of these Same as Less than More than None of these Same as 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 For pipes, laminar flow occurs when Roynolds number is less than 2000 between 2000 and 4000 less than 4000 more than 4000 less than 2000 between 2000 and 4000 less than 4000 more than 4000 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Center of buoyancy is the e.g. of floating body center of pressure of displaced volume does not exist centroid of the displaced volume of fluid e.g. of floating body center of pressure of displaced volume does not exist centroid of the displaced volume of fluid ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The maximum thickness of boundary layer in a pipe of radius r is r r/2 2r r r/2 2r ANSWER DOWNLOAD EXAMIANS APP
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