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  1. The drainage area of a watershed is 50 km2. The φ index is 0.5 cm/hour and the base flow at the outlet is 10 m3/s. One hour unit hydrograph (unit depth = 1 cm) of the watershed is triangular in shape with a time base of 15 hours. The peak ordinate occurs at 5 hours. 
    The peak ordinate (in m3/s/cm) of the unit hydrograph is
    2. A.
    10.00
    B.
    18.52
    C.
    37.03
    D.
    185.20

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    Workspace

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    Answer : Option B

    Explanation :

    -NA-

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