Hydraulics and Fluid Mechanics in ME Reciprocating pumps are no more to be seen in industrial applications (in comparison to centrifugal pumps) because of High initial and maintenance cost Lower discharge Lower speed of operation Necessity of air vessel High initial and maintenance cost Lower discharge Lower speed of operation Necessity of air vessel 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) σ cosα/4wd 4wd/σ cosα 4σ cosα/wd wd/4σ cosα σ cosα/4wd 4wd/σ cosα 4σ cosα/wd wd/4σ cosα ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The tendency of a liquid surface to contract is due to the following property surface tension viscosity cohesion adhesion surface tension viscosity cohesion adhesion ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME In steady flow of a fluid, the total accele ration of any fluid particle is never zero can be zero is always zero is independent of coordinates is never zero can be zero is always zero is independent of coordinates ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The factional resistance of a pipe varies approximately with __________ of the liquid. Square of velocity Cube of velocity Pressure Velocity Square of velocity Cube of velocity Pressure Velocity ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The most efficient section of a channel is Triangular Trapezoidal Rectangular Square Triangular Trapezoidal Rectangular Square ANSWER DOWNLOAD EXAMIANS APP
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