Fluid Mechanics Which of the following exemplifies a three dimensional fluid flow ? None of these Viscous fluid flow between converging plates Fluid flow between parallel plates Fluid flow at the inlet to a nozzle None of these Viscous fluid flow between converging plates Fluid flow between parallel plates Fluid flow at the inlet to a nozzle ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics The Prandtl mixing length is Zero at the pipe wall and is a universal constant Useful for computing laminar flow problems Independent of radial distance from the pipe axis Independent of the shear stress Zero at the pipe wall and is a universal constant Useful for computing laminar flow problems Independent of radial distance from the pipe axis Independent of the shear stress ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics Cd is always __________ Cc. Greater than Less than Either more or less than Equal to Greater than Less than Either more or less than Equal to 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 None of these Is zero at the plates and increases linearly to the midplane Is constant over the entire cross-section Varies parabolically across the section None of these Is zero at the plates and increases linearly to the midplane ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics What is the ratio of displacement thickness to nominal thickness for a linear distribution of velocity in the boundary layer on a flat plate? 0.5 2 1 1.5 0.5 2 1 1.5 ANSWER DOWNLOAD EXAMIANS APP
Fluid Mechanics With increase in molecular weight of the gas, the head developed by a centrifugal compressor will Increase Unpredictable Decrease Remain same Increase Unpredictable Decrease Remain same ANSWER DOWNLOAD EXAMIANS APP
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