Civil Engineering MCQAE Level Civil Engineering
For a given discharge, the critical flow depth in an open channel depends on
Fluid MechanicsFluid MechanicsMEDIUM
Choose the correct answer
A
channel geometry only
B
channel geometry and bed slope
C
channel geometry, bed slope and roughness
D
channel geometry, bed slope, roughness and Reynolds number
Correct Answer
A. channel geometry only
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Critical depth follows Q²/g = A³/T — a function of channel geometry and discharge only (independent of slope/roughness).
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This MCQ belongs to WBPSC AE Previous Years Questions Series. Full tests include timed attempts, rank comparison and subject-wise analysis.