Fluid Mechanics The Prandtl mixing length is Zero at the pipe wall and is a universal constant Useful for computing laminar flow problems Independent of the shear stress Independent of radial distance from the pipe axis Zero at the pipe wall and is a universal constant Useful for computing laminar flow problems Independent of the shear stress Independent of radial distance from the pipe axis ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Laminar flow is characterised by the nonexistence of All of these Deviating velocities Eddies Pressure fluctuation All of these Deviating velocities Eddies Pressure fluctuation ANSWER DOWNLOAD EXAMIANS APP
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 1.5 1 0.5 2 1.5 1 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics A stream line is Fixed in space in steady flow Drawn normal to the velocity vector at every point A line connecting the mid points of flow cross-section Always the path of particle Fixed in space in steady flow Drawn normal to the velocity vector at every point A line connecting the mid points of flow cross-section Always the path of particle ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Permanent pressure loss in a well designed venturimeter is about __________ percent of the venturi differential. 10 1 30 50 10 1 30 50 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics For an unstable equilibrium of a floating body (where, M = metacentre.) M is above G None of these M & G coincide M is below G M is above G None of these M & G coincide M is below G ANSWER DOWNLOAD EXAMIANS APP
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