Fluid Mechanics Cavitation in a centrifugal pump results from Low barometric pressure High discharge rate High discharge velocity High discharge pressure Low barometric pressure High discharge rate High discharge velocity High discharge pressure ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Velocity distribution for flow between two fixed parallel plates Is constant over the entire cross-section Varies parabolically across the section Is zero at the plates and increases linearly to the midplane None of these Is constant over the entire cross-section Varies parabolically across the section Is zero at the plates and increases linearly to the midplane None of these ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Applying a pressure drop across a capillary results in a volumetric flow rate 'Q' under laminar flow conditions. The flow rate for the same pressure drop, in a capillary of the same length but half the radius is Q/16 Q/4 Q/8 Q/2 Q/16 Q/4 Q/8 Q/2 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Boundary layer thickness in turbulent flow over a flat plate increases as(where, d = distance from the leading edge.) d4/5 d2/3 d1/3 √d d4/5 d2/3 d1/3 √d 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. Parabola Semi-ellipse Hyperbola Semi-circle Parabola Semi-ellipse Hyperbola Semi-circle ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics For laminar flow through a closed conduit Vmax = Vav Vmax = 2Vav Vmax = 1.5Vav Vmax = 0.5Vav Vmax = Vav Vmax = 2Vav Vmax = 1.5Vav Vmax = 0.5Vav ANSWER DOWNLOAD EXAMIANS APP
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