Fluid Mechanics Which of the following exemplifies a three dimensional fluid flow ? Fluid flow at the inlet to a nozzle Fluid flow between parallel plates Viscous fluid flow between converging plates None of these Fluid flow at the inlet to a nozzle Fluid flow between parallel plates Viscous fluid flow between converging plates None of these ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Shear stress in a fluid flowing in a round pipe Remains constant over 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 Varies parabolically across the cross-section Remains constant over 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 Varies parabolically across the cross-section ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics A hydraulic ram acts as a/an __________ pump. Reciprocating Impulse Centrifugal Parallel cylinder Reciprocating Impulse Centrifugal Parallel cylinder ANSWER DOWNLOAD EXAMIANS APP
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 What is the force required (in Newtons) to hold a spherical balloon stationary in water at a depth of H from the air-water iterface? The balloon is of radius 0.1 m and is filled with air. 0.01πgH/4 0.04πgH/3 0.01πgH/8 4πg/3 0.01πgH/4 0.04πgH/3 0.01πgH/8 4πg/3 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics In power law, ζ = A (du/dy)² + B , then the fluid is Newtonian Dilatant Rheopectic Thixotropic Newtonian Dilatant Rheopectic Thixotropic ANSWER DOWNLOAD EXAMIANS APP
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