If the structure in Problem 12.31 was a Cipolletti weir, and the observations were in BG units rather than SI, what would be the discharge in the channel? Take the base width of the weir as 5 ft....

If the structure in Problem 12.31 was a Cipolletti weir, and the observations were in BG units rather than SI, what would be the discharge in the channel? Take the base width of the weir as 5 ft.

Problem 12.31

A sharp-crested suppressed rectangular weir crosses a channel 10 m wide. The weir height is 7 m. If the head on the weir is measured to be 1.5 m, what is the discharge in the channel?