Civil Engineering MCQJE Level Civil Engineering
Phi-index represents the rate of infiltration such that:
HydrologyHydrology and Irrigation EngineeringHARD
Choose the correct answer
A
Base flow is maximum
B
Canal duty becomes infinite
C
Rainfall excess volume equals direct runoff volume
D
Total rainfall becomes zero
Correct Answer
C. Rainfall excess volume equals direct runoff volume
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Rainfall above phi-index contributes to effective rainfall.
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This MCQ belongs to SSC JE Civil Paper-I Technical Mock Test Series. Full tests include timed attempts, rank comparison and subject-wise analysis.