Fluid Mechanics The value of critical Reynolds number for pipe flow is 100000 None of these 1300 10000 100000 None of these 1300 10000 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics In laminar flow through a round tube, the discharge varies As the square of the radius Linearly as the viscosity Inversely as the pressure drop Inversely as the viscosity As the square of the radius Linearly as the viscosity Inversely as the pressure drop Inversely as the viscosity ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Which of the following exemplifies a three dimensional fluid flow ? None of these Fluid flow between parallel plates Viscous fluid flow between converging plates Fluid flow at the inlet to a nozzle None of these Fluid flow between parallel plates Viscous fluid flow between converging plates Fluid flow at the inlet to a nozzle ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Shear stress in a fluid flowing in a round pipe Is zero at the centre and varies linearly with the radius Is zero at the wall and increases linearly to the centre Remains constant over the cross-section Varies parabolically across the cross-section Is zero at the centre and varies linearly with the radius Is zero at the wall and increases linearly to the centre Remains constant over the cross-section Varies parabolically across the cross-section ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics What is the value of Fanning friction factor f ' for smooth pipe at NRe = 10⁶ approximately? 0.1 0.3 0.003 0.01 0.1 0.3 0.003 0.01 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). 24 0.24 0.44 24000 24 0.24 0.44 24000 ANSWER DOWNLOAD EXAMIANS APP
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