Fluid Mechanics What is the ratio of displacement thickness to nominal thickness for a linear distribution of velocity in the boundary layer on a flat plate? 0.5 2 1 1.5 0.5 2 1 1.5 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). 24000 0.24 24 0.44 24000 0.24 24 0.44 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Lower BWG means __________ of the tube. Lower thickness Outer diameter Lower cross-section Inner diameter Lower thickness Outer diameter Lower cross-section Inner diameter ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics What is the value of Fanning friction factor f ' for smooth pipe at NRe = 10⁶ approximately? 0.1 0.003 0.3 0.01 0.1 0.003 0.3 0.01 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The Stoke's stream function applies to the Irrotational flow only Ideal/non-viscous fluids only Cases of axial symmetry None of these Irrotational flow only Ideal/non-viscous fluids only Cases of axial symmetry None of these ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Shear stress in a fluid flowing in a round pipe 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 Is zero at the centre and varies linearly with the radius ANSWER DOWNLOAD EXAMIANS APP
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