TGPSC HMWSSB Manager 2015 Paper 2 · Question 57
Question 57 of the TSPSC Manager (Engineering), HMWSSB, 2015: Paper 2 (Civil Engineering) (1 November 2015). Try it first, then open the answer and explanation.
If duty (D) is 1428 hectare/cumec and base period (B) is 120 days for an irrigated crop, then delta (Δ) in metres is given by
- 102.8
- 0.73
- 1.38
- 0.01
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Answer: (2) 0.73
Δ = 8.64B/D (Δ in m, B in days, D in ha/cumec) = 8.64 × 120/1428 = 0.726 ≈ 0.73 m.