A reservoir has a catchment area of 30 km². The maximum rainfall over the area is 2.5 cm/hour, 45% of which flows to the reservoir over a weir. Find length of the weir. The head over weir is 80 cm.
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![A reservoir has a catchment area of 30 km. The maximum
rainfall over the area is 2.5 cm/hour, 45% of which flows to
the reservoir over a weir. Find length of the weir. The head
over weir is 80 cm.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F6db6e063-04e0-43c8-83f3-3ae4a8aa59da%2F451cecaf-0afd-4497-b687-e976000b30d0%2Fiac96h8_processed.jpeg&w=3840&q=75)
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