Agricultural Engineering > GATE 2020 > Weirs
In an irrigation channel of uniform section, water passes through a 90° triangular weir measuring 36 cm head over the crest. After traveling certain distance in the same channel, water passes through 1.0 m long rectangular weir. There is no loss of water in between two weirs. Using Francis' formula, the head over the crest of rectangular weir in cm is
A
22.1
B
18.4
C
15.0
D
11.8

Correct : c

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