Fluid Mechanics mcqs

The Equivalent Diameter For Pressure Drop Calculation For A Fluid Flowing Through A Rectangular Cross-Section Channels Having Sides ‘X’ & ‘Y’ Is Given By---------?

The Equivalent Diameter For Pressure Drop Calculation For A Fluid Flowing Through A Rectangular Cross-Section Channels Having Sides ‘X’ & ‘Y’ Is Giv

(X + Y)/2xy

(X + Y)/Xy

Xy/(X + Y)

2xy/(X + Y)

The Energy Loss Over A Length Of Pipeline According To Darcy-Weisbach Equation For Pipe Flow Is ----------- The Mean Velocity Of Flow?

The Energy Loss Over A Length Of Pipeline According To Darcy-Weisbach Equation For Pipe Flow Is ----------- The Mean Velocity Of Flow?

Directly Proportional To Square Of

Directly Proportional To

Inversely Proportional To Square Of

Inversely Proportional To

The Energy Loss In Flow Through Venturimeter Is Less Than That Through Flow Nozzle, Because In Case Of A Flow Nozzle, The ?

The Energy Loss In Flow Through Venturimeter Is Less Than That Through Flow Nozzle, Because In Case Of A Flow Nozzle, The ?

Length Is Shorter

Distance Between The Throat And The Inlet Is More

Sudden Expansion Of Flow In The Downstream Occurs

Throat Diameter Is More

The Drag Co-Efficient For A Bacterium Moving In Water At 1 Mm/S, Will Be Of The Following Order Of Magnitude (Assume Size Of The Bacterium To Be 1 Micron And Kinematic Viscosity Of Water To Be 10-6m2/S) ?

The Drag Co-Efficient For A Bacterium Moving In Water At 1 Mm/S, Will Be Of The Following Order Of Magnitude (Assume Size Of The Bacterium To Be 1 Micro

0.24

0.44

24

24000

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