Fluid Mechanics A 2" gate valve fitted in a pipe is replaced by a similar globe valve. Pressure drop in gate valve was Δp. For the same discharge, the pressure drop across globe valve is < Δp Δp² Δp > Δp < Δp Δp² Δp > Δp ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Potential flow is the flow of Compressible fluids with shear Incompressible fluids with no shear Compressible fluids with no shear Incompressible fluids with shear Compressible fluids with shear Incompressible fluids with no shear Compressible fluids with no shear Incompressible fluids with shear ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics If two capillary tubes of dia 0.5 mm and 1 mm are dipped in a pot containing mercury, then the rise of mercury is Same in both the tubes Greater in 1 mm dia tube Zero in both the tubes Greater in 0.5 mm dia tube Same in both the tubes Greater in 1 mm dia tube Zero in both the tubes Greater in 0.5 mm dia tube ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Pumping of a corrosive liquid is generally preferred to be done by a __________ pump, as it can be made of a variety of materials including plastics. Sump Gear Positive displacement Piston Sump Gear Positive displacement Piston ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics If three pipes of different diameters, lengths & friction factors are connected in parallel, then (where, Q = flow rate, V= fluid velocity f = friction factor). Q = Q₁ + Q₂ + Q₃ F = f₁ + f₂ + f₃ Q₁ = Q₂ = Q₃ V₁ = V₂ = V₃ Q = Q₁ + Q₂ + Q₃ F = f₁ + f₂ + f₃ Q₁ = Q₂ = Q₃ V₁ = V₂ = V₃ ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The hydrodynamic and thermal boundary layers will merge, when Archimedes number is greater than 10000 Schmidt number tends to infinity Prandtl number is one Nusselt number tends to infinity Archimedes number is greater than 10000 Schmidt number tends to infinity Prandtl number is one Nusselt number tends to infinity ANSWER DOWNLOAD EXAMIANS APP
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