Fluid Mechanics The ratio of hydrodynamic boundary layer to thermal boundary layer thickness in case of liquid metals is 2 < 1 1 > 1 2 < 1 1 > 1 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Water is flowing at 1 m/sec through a pipe (of 10 cm I.D) with a right angle bend. The force in Newtons exerted on the bend by water is 5√2π 5π/2 10√2π 5π/√2 5√2π 5π/2 10√2π 5π/√2 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The velocity profile exhibited by laminar flow of Newtonion fluids is such that the velocity distribution w.r.t. radius of the circular pipe is a/an __________ with the apex at the centre line of the pipe. Semi-ellipse Parabola Semi-circle Hyperbola Semi-ellipse Parabola Semi-circle Hyperbola ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Permanent loss in a venturimeter is about __________ percent of the pressure drop in theupstream cone. 1 40 70 10 1 40 70 10 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? 2 1 1.5 0.5 2 1 1.5 0.5 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics For water, when the pressure increases, the viscosity Decreases First decreases, and then increases Also increases Remains constant Decreases First decreases, and then increases Also increases Remains constant ANSWER DOWNLOAD EXAMIANS APP
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