Fluid Mechanics Which of the following pipe bends will incur the largest head loss ? U-bend 30° bend 90° bend 45° bend U-bend 30° bend 90° bend 45° bend 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). Q₁ = Q₂ = Q₃ F = f₁ + f₂ + f₃ Q = Q₁ + Q₂ + Q₃ V₁ = V₂ = V₃ Q₁ = Q₂ = Q₃ F = f₁ + f₂ + f₃ Q = Q₁ + Q₂ + Q₃ V₁ = V₂ = V₃ ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics While starting an axial flow pump, its delivery valve should be kept None of these Closed Either open or closed Open None of these Closed Either open or closed Open ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The bulk modulus of elasticity of a liquid Decreases with pressure Is independent of temperature & pressure Is zero for incompressible liquid Increases with pressure Decreases with pressure Is independent of temperature & pressure Is zero for incompressible liquid Increases with pressure ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Cavitation in a centrifugal pump can be avoided by keeping the Outlet pressure high Inlet pressure low Outlet pressure low Inlet pressure high Outlet pressure high Inlet pressure low Outlet pressure low Inlet pressure high ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics In Newton's law range, the drag co-efficient for the motion of spherical particle in a stationary fluid is 0.44 4.4 44 0.044 0.44 4.4 44 0.044 ANSWER DOWNLOAD EXAMIANS APP