The GATE Grind

GATE Irrigation: Irrigation systems and methods, crop water requirements – Previous Year Questions

4 GATE previous year questions on Irrigation systems and methods, crop water requirements (Irrigation, Civil Engineering) with answers and explanations, from every paper.

  1. GATE 2023 CE (CE1) Q33 (1 mark, Numerical answer) – A canal supplies water to an area growing wheat over 100 hectares. The duration between the first and last watering is 120 days, and the total depth…
  2. GATE 2025 CE (CE1) Q61 (2 marks, Numerical answer) – A symmetrical trapezoidal canal is 100 km long. The bottom width is 10 m and the side slope is 1 Horizontal : 1 Vertical. The average flow depth in…
  3. GATE 2026 CE (CE2) Q19 (1 mark, Multiple choice) – The Culturable Command Area (CCA) for a canal is 10000 hectares. The base period for a crop in the CCA is 140 days. Watering depth for the crop is 40…
  4. GATE 2026 CE (CE1) Q17 (1 mark, Multiple choice) – An irrigation canal is to be designed to deliver 10 cumec to meet the peak demand of 7500 hectare of cropped area. The estimated canal losses are 50 %…