Civil Engineering MCQAE Level Civil Engineering
A rectangular channel carries 6.0 m^3/sec flow of water. The critical velocity (Vc) in m/sec for a width of 3 m will be:
Fluid MechanicsFluid MechanicsMEDIUM
Choose the correct answer
A
2.45
B
0.245
C
2.68
D
0.612
Correct Answer
C. 2.68
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Discharge per unit width q = 2 m^2/s. yc = (q^2/g)^(1/3), so Vc = q/yc is about 2.68 m/s
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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.