Fluid Mechanics A stream line is Drawn normal to the velocity vector at every point Fixed in space in steady flow A line connecting the mid points of flow cross-section Always the path of particle Drawn normal to the velocity vector at every point Fixed in space in steady flow A line connecting the mid points of flow cross-section Always the path of particle ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Boiler feed water pump is usually a __________ pump. Reciprocating Gear Diaphragm Multistage centrifugal Reciprocating Gear Diaphragm Multistage centrifugal ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics As the velocity V and thus the Reynolds number of a flow past a sphere increases from very low value, the drag force for Re << 1 Decreases as V² Decreases linearly with V None of these Increases linearly with V Decreases as V² Decreases linearly with V None of these Increases linearly with V 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. Perfect None of these Newtonion Bingham Perfect None of these Newtonion Bingham ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics N²Re/NFr is called the __________ number. Galileo Brinkman Euler Archimedes Galileo Brinkman Euler Archimedes ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Reynolds number for flow of water at room temperature through 2 cm dia pipe at an average velocity of 5 cm/sec is around 2000 100 10 1000 2000 100 10 1000 ANSWER DOWNLOAD EXAMIANS APP
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