engineering recuitment BARC Stipendiary Trainee Category I 2023 Mock Test Irrigation Engineering Design of Canals
An irrigation channel designed by Lacey’s theory has a mean velocity of 1.5 m/s. The silt factor is unity. The hydraulic mean radius will be:
1
2.5 m
2
1.5 m
3
5.625 m
4
6.525 m