Fluid Mechanics Shear stress in a fluid flowing in a round pipe Varies parabolically across the cross-section Is zero at the wall and increases linearly to the centre Is zero at the centre and varies linearly with the radius Remains constant over the cross-section Varies parabolically across the cross-section Is zero at the wall and increases linearly to the centre Is zero at the centre and varies linearly with the radius Remains constant over the cross-section ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics High specific speed of a pump implies that, it is a/an __________ pump. Axial flow Centrifugal Mixed flow None of these Axial flow Centrifugal Mixed flow None of these ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Prandtl mixing length is None of these Applicable to laminar flow problems Zero at the pipe wall A universal constant None of these Applicable to laminar flow problems Zero at the pipe wall A universal constant 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 Hyperbola Semi-circle Semi-ellipse Parabola Hyperbola Semi-circle ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics A venturimeter can not be used for the direct measurement of All of these Friction loss in pipe flow Datum difference in the stretch of pipeflow Pressure difference in the flow throughpipeline All of these Friction loss in pipe flow Datum difference in the stretch of pipeflow Pressure difference in the flow throughpipeline ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The equivalent diameter for pressure drop calculation for a duct of square cross-section is given by(where, x = each side of the square duct) x 2x πx x/2 x 2x πx x/2 ANSWER DOWNLOAD EXAMIANS APP
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