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-circle Parabola Semi-ellipse Hyperbola Semi-circle Parabola Semi-ellipse ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The fluid in which the shearing stress within it is proportional to the velocity gradient across the sheared section, is called a __________ fluid. None of these Bingham Perfect Newtonion None of these Bingham Perfect Newtonion ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Low specific speed of a pump implies that, it is a/an __________ pump. None of these Axial flow Centrifugal Mixed flow None of these Axial flow Centrifugal Mixed flow ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics In case of hydraulically smooth pipe, the resistance to flow depends only on the Reynolds number, whereas for a hydraulically rough pipe, the resistance to flow is governed by the relative roughness. Two pipes are said to have the same hydraulic roughness, when they have equal values of Absolute roughness All of these Friction co-efficient for flows at equal Reynold number Relative roughness Absolute roughness All of these Friction co-efficient for flows at equal Reynold number Relative roughness ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Boiler feed water pump is usually a __________ pump. Gear Multistage centrifugal Diaphragm Reciprocating Gear Multistage centrifugal Diaphragm Reciprocating ANSWER DOWNLOAD EXAMIANS APP
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. Piston Sump Gear Positive displacement Piston Sump Gear Positive displacement ANSWER DOWNLOAD EXAMIANS APP
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