Irrigation Engineering Set 1

Civil Engineering

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This set of Irrigation Engineering Multiple Choice Questions & Answers (MCQs) focuses on Irrigation Engineering Set 1

Q1 | Which of the following methods of applying water may be used on rolling land ?
Q2 | The value of Sodium Absorption Ratio for high sodium water lies between
Q3 | Optimum depth of kor watering for rice is
Q4 | Irrigation water having the concentration of Na++ , Ca++ and Mg++ as 20, 3 and 1 Milliequivalent per litre respectively will be classified as
Q5 | The duty is largest
Q6 | The "outlet discharge factor" is the duty at the head of
Q7 | The kor depth for rice is 190 mm and kor period is 14 days. The outlet factor for this will be
Q8 | For supplying water to rabi crop, kharif crop and sugarcane, the channel is designed for acapacity equal to the greater of the water requirement of
Q9 | The ratio of the quantity of water stored in the root zone of the crops to the quantity of wateractually delivered in the field is known as
Q10 | The water utilizable by plants is available in soils mainly in the form of
Q11 | The amount of irrigation water required to meet the evapotranspiration needs of the cropduring its full growth is called
Q12 | With the increase in the quantity of water supplied, the yield of most crops
Q13 | Hydrograph is the graphical representation of
Q14 | Infiltration rate is always
Q15 | The depth of water required to bring the soil moisture content of a given soil upto its fieldcapacity is called
Q16 | Infiltration capacity
Q17 | Infiltration is the
Q18 | If the intensity of rainfall is more than the infiltration capacity of soil, then the infiltrationrate will be
Q19 | Cyclonic precipitation is caused by lifting of an air mass due to
Q20 | Which of the following is a non-recording raingauge ?
Q21 | A raingauge should preferably be fixed
Q22 | Which of the following types of rain gauges is used for measuring rain in remote hillyinaccessible areas ?
Q23 | Rate of evaporation from a water surface increases ifi) difference of vapour pressure between water and air is increasedii) velocity of wind is decreasediii) concentration of soluble solids in water is decreased The correct answer is
Q24 | A 70% index of wetness means
Q25 | Under the same conditions, which of the following shapes of water surface will give thehighest rate of evaporation ?
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