Allied & ICAR Exam Bank • ALLIED_0491 MCQ • 1 Mark

Section 5: Irrigation and Drainage Engineering

Irrigation Efficiencies

Subtopic: Irrigation Efficiencies

Question Statement:

Water Application Efficiency $\eta_a$ is defined as the ratio of:

Options:

  • (A) Water stored in the root zone depth during irrigation to the water delivered to the field
  • (B) Water diverted from reservoir to water delivered to field
  • (C) Water consumed by crop to water stored
  • (D) Water delivered to field to water pumped from well

Answer Key:

A

Step-by-Step Solution & Explanation

Application efficiency $\eta_a = (W_s / W_f) \times 100$, where $W_s$ is water stored in the crop root zone and $W_f$ is water delivered to the farm.
← Previous (ALLIED_0490) Next (ALLIED_0492) →

Practice In Authentic CBT Exam Interface

Test your skills under authentic timed conditions with live scoring and AIR percentile ranking.

Launch CBT Mock Test