Irrigation - Engineering

Q1:

Bligh's theory of seepage assumes

A equal weightage to the horizontal and vertical creep

B more weightage to horizontal creep than vertical creep

C less weightage to horizontal creep than vertical creep

D loss of head follows the sine curve.

ANS:A - equal weightage to the horizontal and vertical creep

Option (c) given by Lane's weighted creep theory with horizontal creep factor 1/3 as compared to 1 of vertical creep.