Fluid Mechanics Prandtl mixing length is None of these Zero at the pipe wall Applicable to laminar flow problems A universal constant None of these Zero at the pipe wall Applicable to laminar flow problems A universal constant ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics For turbulent fluid flow in pipe, the expression for Prandtl one seventh power law is (where, r = pipe radius, x = distance). None of these V/Vmax = (x.r)1/7 V/Vmax = (r/x)1/7 V/Vmax = (x/r)1/7 None of these V/Vmax = (x.r)1/7 V/Vmax = (r/x)1/7 V/Vmax = (x/r)1/7 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Rotary vacuum pumps can reduce the absolute pressure to as low as __________ mm Hg. 0.1 1 0.001 0.01 0.1 1 0.001 0.01 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The equivalent diameter for flow through a rectangular duct of width B and height H is 4HB/(H + B) HB/(H + B) HB/2(H + B) 2HB/(H + B) 4HB/(H + B) HB/(H + B) HB/2(H + B) 2HB/(H + B) 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 1 2 1.5 0.5 1 2 1.5 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics For a stable equilibrium of a submerged body (where, G and B are centres of gravity & buoyancy respectively). None of these B & G coincide G is above B B is above G None of these B & G coincide G is above B B is above G ANSWER DOWNLOAD EXAMIANS APP
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