Question

Arrange the following design steps for the design of channel section on the basis of Lacey's Theory in the correct sequence :
A. Finding out the perimeter
B. Finding out the velocity
C. Calculation of the silt factor
D. Finding out the area
Choose the correct answer from the options given below:

• A. D, A, C, B
• B. C, B, D, A
• C. D, B, C, A
• D. C, A, D, B

Hint:

Lacey's Theory is unique because the wetted perimeter ($P$) depends solely on the discharge ($Q$), regardless of the silt factor or soil type!

Answer 1

The Correct Option is B