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# GATE 2015 : Agricultural Engineering

25 pages, 55 questions, 5 questions with responses, 5 total responses
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GATE 2015 AGRICULTURAL ENGINEERING AG Q. 1 Q. 25 carry one mark each. Q.1 The series represented by a is (A) convergent (C) asymptotic Q.2 is Inverse of the matrix (A) (B) divergent (D) oscillatory (B) Q.3 The distance PQ between two position vectors Q.4 (C) (D) The incorrect statement from the following is = -2 +3 +4 and = 4 +5 +7 is _____. (A) The peak runoff from an agricultural watershed is generally less than that from an urban watershed of the same area (B) The horizontal hydraulic conductivity of soil is less than its vertical hydraulic conductivity (C) The magnitude of a 75-year flood is less than that of a 100-year flood (D) The rating curve due to an unsteady flood event forms a loop Q.5 If x be the highest mean monthly precipitation and y be the mean annual precipitation, then the rainfall aggressiveness to soil erosion is (B) (A) Q.6 (D) Discharge through an irrigation outlet is independent of the water levels in the distributary and water courses in case of (A) non-modular outlet (C) Kennedy s gauge outlet Q.7 (C) (B) semi-modular outlet (D) Gibb s module outlet The USDA classification of irrigation water with regard to alkali and salinity hazards is based on (A) (B) (C) (D) Exchangeable sodium percentage and pH Electrical conductivity and Sodium adsorption ratio Electrical conductivity and pH Sodium percentage and pH Q.8 A steady discharge of 60 m3 s-1 is passing through a trapezoidal irrigation channel with a bottom width of 5 m, bed slope of 0.01% and Manning s roughness coefficient of 0.025. The conveyance of the channel in m3 s-1 is______. Q.9 Dupuit-Forchheimer assumptions are used for analyzing groundwater flow in (A) confined aquifers (C) unconfined aquifers AG (B) leaky confined aquifers (D) both confined and unconfined aquifers 1/7

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