Fluid Mechanics The normal stress is the same in all directions at a point in a fluid, when the fluid is Non-viscous Having no motion of one fluid layer relative to the other Both A and B Incompressible Non-viscous Having no motion of one fluid layer relative to the other Both A and B Incompressible ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Unsteady uniform flow is represented by flow through a/an Expanding tube at constant rate Long pipe at decreasing rate Long pipe at constant rate Expanding tube at increasing rate Expanding tube at constant rate Long pipe at decreasing rate Long pipe at constant rate Expanding tube at increasing rate ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Power number is the ratio of Inertial stress to drag stress Gravitational stress to drag stress Inertial stress to gravitational stress Drag stress to inertial stress Inertial stress to drag stress Gravitational stress to drag stress Inertial stress to gravitational stress Drag stress to inertial stress ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Which of the following pipe bends will incur the largest head loss ? 45° bend U-bend 90° bend 30° bend 45° bend U-bend 90° bend 30° bend ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Turbine impeller Produces only radial current Produces only tangential current Does not produce tangential current Is effective over wide range of viscosities Produces only radial current Produces only tangential current Does not produce tangential current Is effective over wide range of viscosities ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The drag co-efficient for a bacterium moving in water at 1 mm/s, will be of the following order of magnitude (assume size of the bacterium to be 1 micron and kinematic viscosity of water to be 10⁻⁶m²/s). 0.44 0.24 24 24000 0.44 0.24 24 24000 ANSWER DOWNLOAD EXAMIANS APP
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