Fluid Mechanics The __________ is measured by a piezometric opening. Total pressure Static pressure Dynamic pressure Point velocity Total pressure Static pressure Dynamic pressure Point velocity ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The most economical flow control valve for use with large diameter pipes is a Butterfly valve Globe valve None of these Needle valve Butterfly valve Globe valve None of these Needle valve ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Ratio of inertial forces to surface tension forces is called the __________ number. Froude Euler Mach Weber Froude Euler Mach Weber 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). V₁ = V₂ = V₃ F = f₁ + f₂ + f₃ Q = Q₁ + Q₂ + Q₃ Q₁ = Q₂ = Q₃ V₁ = V₂ = V₃ F = f₁ + f₂ + f₃ Q = Q₁ + Q₂ + Q₃ Q₁ = Q₂ = Q₃ ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The hydrodynamic and thermal boundary layers will merge, when Schmidt number tends to infinity Archimedes number is greater than 10000 Nusselt number tends to infinity Prandtl number is one Schmidt number tends to infinity Archimedes number is greater than 10000 Nusselt number tends to infinity Prandtl number is one ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics In an incompressible flow of fluid, the fluid Compressibility is greater than zero Is frictionless Density does not change with pressure & temperature Temperature remains constant Compressibility is greater than zero Is frictionless Density does not change with pressure & temperature Temperature remains constant ANSWER DOWNLOAD EXAMIANS APP