When the full supply level (F.S.L.) of the canal is much below the bed level of the drainage trough, then the cross drainage provided is called syphon aqueduct.
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Q13: The peak of a 4 hour flood
Q14: To estimate the magnitude of a flood
Q15: For an annual flood series arranged in
Q16: If the risk of a flood occurring
Q17: The crest level in a barrage is
Q19: A spoil bank is formed when the
A)canal
Q20: When the drain is over the canal,
Q21: A levee on flood
A)increases the water surface
Q22: The primary cause of meandering is the
Q23: In order to estimate the high flood
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