Irrigation Water Conveyance and Application Methods
Subtopic: Design of irrigation channels and underground pipelines
Question Statement:
In a semi-modular outlet, the discharge:
Options:
(A) is independent of water levels in the distributary and the water course
(B) depends upon the water levels of both distributary and water course
(C) depends upon the water level in the distributary
(D) depends upon the water level in the water course
Official Answer Key:
C
Step-by-Step Solution & Explanation
A semi-module (e.g. pipe or orifice outlet discharging freely) has its discharge governed only by the head in the distributary (the supply channel) and is independent of the water level in the receiving watercourse, provided free flow is maintained. Answer: C.
Practice This in Real CBT Exam Interface
Test yourself with the official TCS-iON palette, virtual calculator, and immediate performance analytics.