Hydraulics and Fluid Mechanics in ME If the velocity is zero over half of the cross-sectional area and is uniform over the remaining half, then the momentum correction factor is 2 1 43924 4 2 1 43924 4 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME The loss of pressure head in case of laminar flow is proportional to (Velocity)3 Velocity (Velocity)2 (Velocity)4 (Velocity)3 Velocity (Velocity)2 (Velocity)4 ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME Barometer is used to measure Difference of pressure between two points Atmospheric pressure Very low pressure Pressure in pipes, channels etc. Difference of pressure between two points Atmospheric pressure Very low pressure Pressure in pipes, channels etc. ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME At the center line of a pipe flowing under pressure where the velocity gradient is zero, the shear stress will be Maximum Minimum Could be any value Zero Maximum Minimum Could be any value Zero ANSWER DOWNLOAD EXAMIANS APP
Hydraulics and Fluid Mechanics in ME A uniform body 3 m long, 2 m wide and 1 m deep floats in water. If the depth of immersion is 0.6 m, then the weight of the body is 3.53 kN 33.3 kN None of these 35.3 kN 3.53 kN 33.3 kN None of these 35.3 kN 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) wd/4σ cosα 4wd/σ cosα 4σ cosα/wd σ cosα/4wd wd/4σ cosα 4wd/σ cosα 4σ cosα/wd σ cosα/4wd ANSWER DOWNLOAD EXAMIANS APP
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