A trapezoidal canal carries a discharge of 40 cumec and has the permissible mean velocity of 0.95 m/s. The bed width of the canal is _______________. Take the side slope of the canal as 1 : 1 and the width/depth ratio as 6.5.
1
17.40 m
2
15.40 m
3
14.50 m
4
16.40 m