Fluid Mechanics Reynolds number for water flow through a tube of I.D. 5 cm is 1500. If a liquid of 5 centipoise viscosity and 0.8 specific gravity flows in the same pipe at the same velocity, then the pressure drop will Increase Data insufficient to predict pressure drop Remain same Decrease Increase Data insufficient to predict pressure drop Remain same Decrease ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The ratio of hydrodynamic boundary layer to thermal boundary layer thickness in case of liquid metals is < 1 2 1 > 1 < 1 2 1 > 1 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Shear stress in a fluid flowing in a round pipe Remains constant over the cross-section Varies parabolically across the cross-section Is zero at the wall and increases linearly to the centre Is zero at the centre and varies linearly with the radius Remains constant over the cross-section Varies parabolically across the cross-section Is zero at the wall and increases linearly to the centre Is zero at the centre and varies linearly with the radius ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Momentum transfer in laminar flow of fluids results due to the Density None of these Viscosity Velocity gradient Density None of these Viscosity Velocity gradient 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 0.044 44 4.4 0.44 0.044 44 4.4 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Unsteady uniform flow is represented by flow through a/an Long pipe at decreasing rate Expanding tube at increasing rate Expanding tube at constant rate Long pipe at constant rate Long pipe at decreasing rate Expanding tube at increasing rate Expanding tube at constant rate Long pipe at constant rate ANSWER DOWNLOAD EXAMIANS APP
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