Question

A recrangular channel 10 m wide corries a discharge
of 30 m3ls. It is lald at a slope of o.ool.
If at a section in this channel the depth is 1.6m
houo for Cupstream or downstream) From the section
ecill the depth be 2.0 m? Take manning's constant
0.015.​

Answer 1

Answer:

A 10 m wide rectangular channel carries a discharge of 20 m3/s under critical condition. Using g = 9.81 m/s2, the specific energy (in m, up to two decimal places) is ___1.11____