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/8 Q/4 Q/2 Q/16 Q/8 Q/4 Q/2 Q/16 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 linearly with V Decreases as V² Increases linearly with V None of these Decreases linearly with V Decreases as V² Increases linearly with V None of these ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Path followed by water jet issuing from the bottom of a water tank will be a Zig-zag path (which is geometrically undefined) Horizontal straight line Hyperbola Parabola (vertex being at the opening) Zig-zag path (which is geometrically undefined) Horizontal straight line Hyperbola Parabola (vertex being at the opening) ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics With the increase in depth, the hydrostatic pressure in an unaccelerated incompressible fluid (in a constant gravitational field) Remains constant Increases exponentially Increases linearly Decreases Remains constant Increases exponentially Increases linearly Decreases ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Rotary vacuum pumps can reduce the absolute pressure to as low as __________ mm Hg. 0.1 0.01 1 0.001 0.1 0.01 1 0.001 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Velocity of liquid hydrocarbon fuels in a pipeline can not be measured by magnetic flowmeters, because their __________ is very low/small. Thermal conductivity Electrical conductivity Electrical resistivity Specific gravity Thermal conductivity Electrical conductivity Electrical resistivity Specific gravity ANSWER DOWNLOAD EXAMIANS APP
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