Question

calculate the hydraulic depth of the rectangular channel of 12 ft wide and carrying wather of depth 3 ft​

Answer 1

Answer:

Hydraulic mean depth = area/perimeter.

R=a/p

R=18/12.

R=1.5.

V=c*r*s.

V=54.8*1.5*.0004.

V=1.50075m/s.

Q=a.v.

Q=18*1.5.

Q=27m3/s.