Fluid Mechanics Pumping of a corrosive liquid is generally preferred to be done by a __________ pump, as it can be made of a variety of materials including plastics. Positive displacement Gear Piston Sump Positive displacement Gear Piston Sump 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. Hyperbola Semi-ellipse Parabola Semi-circle Hyperbola Semi-ellipse Parabola Semi-circle ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics A 2" gate valve fitted in a pipe is replaced by a similar globe valve. Pressure drop in gate valve was Δp. For the same discharge, the pressure drop across globe valve is < Δp Δp Δp² > Δp < Δp Δp Δp² > Δp ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics What is the value of Fanning friction factor f ' for smooth pipe at NRe = 10⁶ approximately? 0.003 0.1 0.01 0.3 0.003 0.1 0.01 0.3 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Function of air vessel provided in a reciprocating pump is to Increase the pump efficiency Reduce the danger of cavitation Avoid the necessity of priming Reduce discharge fluctuation Increase the pump efficiency Reduce the danger of cavitation Avoid the necessity of priming Reduce discharge fluctuation 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). V/Vmax = (x/r)1/7 V/Vmax = (r/x)1/7 None of these V/Vmax = (x.r)1/7 V/Vmax = (x/r)1/7 V/Vmax = (r/x)1/7 None of these V/Vmax = (x.r)1/7 ANSWER DOWNLOAD EXAMIANS APP
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