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. Parabola Semi-ellipse Hyperbola Semi-circle Parabola Semi-ellipse Hyperbola Semi-circle 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 1.5 2 1 0.5 1.5 2 1 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The resistance wire used in a hot wire anemometer for conducting electrical current is made of Copper Chromium Aluminium Tungsten Copper Chromium Aluminium Tungsten ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Foot valves are provided in the suction line of a centrifugal pump to Minimise the fluctuation in discharge Control the liquid discharge Avoid priming, every time we start the pump Remove the contaminant present in the liquid Minimise the fluctuation in discharge Control the liquid discharge Avoid priming, every time we start the pump Remove the contaminant present in the liquid ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Velocity at a certain point in case of streamline flow is Independent of time Both A & B Constant Neither A nor B Independent of time Both A & B Constant Neither A nor B ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The head loss in turbulent flow in a pipe varies Inversely as the velocity As (velocity)² Inversely as the square of diameter As velocity Inversely as the velocity As (velocity)² Inversely as the square of diameter As velocity ANSWER DOWNLOAD EXAMIANS APP
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