Civil Engineering MCQAE Level Civil Engineering
The rational formula Q = 0.278 CIA gives peak discharge Q in m3/s when:
Irrigation EngineeringWater Resources Engineering and IrrigationHARD
Choose the correct answer
A
C is canal constant, I is m/s, A is hectares
B
C is runoff coefficient, I is mm/h, A is km2
C
C is Chezy coefficient only
D
A is in square metres without coefficient change
Correct Answer
B. C is runoff coefficient, I is mm/h, A is km2
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With intensity in mm/h and area in km2, the conversion factor is 0.278.
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