Question

______________ fall is adopted for smaller discharges and larger drops.

(a) Ogee fall

(b) Sarda fall

(c) Glacis fall

(d) Well-type fall

I have been asked this question at a job interview.

My question is taken from Canal Falls in division Canal Falls of Irrigation Engineering

Answer 1

Correct choice is (d) Well-type fall

Best explanation: A Cylinder fall popularly known as Syphon or Well-Type fall is useful for affecting larger drops and for small discharges. They are commonly used where high levelled small drains do outfall into low levelled bigger drains and also as tail escapes for small canals.