Irrigation Engineering MCQs | Page - 1

Dear candidates you will find MCQ questions of Irrigation Engineering here. Learn these questions and prepare yourself for coming examinations and interviews. You can check the right answer of any question by clicking on any option or by clicking view answer button.

📊 Irrigation Engineering
Q. The sensitivity of an outlet is defined as the ratio of the ?
  • (A) rate of change of discharge of an outlet to the rate of change of discharge of the distribution channel
  • (B) rate of change of discharge of an outlet to the rate of change in level of the distribution surface, referred to normal depth of the channel
  • (C) depth of the sill or the crest level of the module below the full supply of the distribution channel to the full supply depth of the distributing channel
  • (D) head recovered to the head put in an outlet
💬 Discuss
✅ Correct Answer: (B) rate of change of discharge of an outlet to the rate of change in level of the distribution surface, referred to normal depth of the channel
📊 Irrigation Engineering
Q. In case of syphon aqueduct, the H.F.L. of the drain is ?
  • (A) much higher above the canal bed
  • (B) in level with the canal bed
  • (C) much below the bottom of the canal trough
  • (D) none of the above
💬 Discuss
✅ Correct Answer: (A) much higher above the canal bed
📊 Irrigation Engineering
Q. In a canal section, which is in partial filling and partial cutting ?
  • (A) the full supply level of the canal is above the natural surface level
  • (B) the bed level of the canal is below the natural surface level
  • (C) the full supply level of the canal is below the natural surface level
  • (D) both a and b
💬 Discuss
✅ Correct Answer: (D) both a and b
📊 Irrigation Engineering
Q. For smooth entry, the regulators are aligned at an angle of. ......... to the water ?
  • (A) 60?
  • (B) 110?
  • (C) 80°
  • (D) 130°
💬 Discuss
✅ Correct Answer: (B) 110?
📊 Irrigation Engineering
Q. Which of the following statement is wrong ?
  • (A) The impermeable groynes do not permit any flow through them
  • (B) The impermeable groynes may be constructed by a core of locally available material like sand, clay and gravel
  • (C) The permeable groynes dampen the velocity and reduce the erosive action of the stream
  • (D) none of the above
💬 Discuss
✅ Correct Answer: (D) none of the above
📊 Irrigation Engineering
Q. When the levels are such that the F.S.L. of the canal is much above the bed level of the trough, so that the canal runs under syphonic action under the trough, the structure provided is known ?
  • (A) aqueduct
  • (B) canal syphon
  • (C) super aqueduct
  • (D) level crossing
💬 Discuss
✅ Correct Answer: (B) canal syphon
📊 Irrigation Engineering
Q. Outlet discharge for a particular crop is given by ?
  • (A) Area / Outlet factor
  • (B) Area x Outlet factor
  • (C) Outlet factor / Area
  • (D) none of these plains of
💬 Discuss
✅ Correct Answer: (A) Area / Outlet factor
📊 Irrigation Engineering
Q. For Madras catchments, the flood discharge is estimated from Q = C * A (2/3) This forma known as ?
  • (A) Ryve's formula
  • (B) Dicken's formula
  • (C) Nawab Jang Bahadur formula
  • (D) Inglis formula
💬 Discuss
✅ Correct Answer: (A) Ryve's formula
📊 Irrigation Engineering
Q. The hydrology cycle is expressed by the equation, where P = Precipitation, E = Evaporation, and R = Run-off ?
  • (A) P = E - R
  • (B) P = E + R
  • (C) P = E x R
  • (D) P = E / R
💬 Discuss
✅ Correct Answer: (B) P = E + R
📊 Irrigation Engineering
Q. Which of the following statements is correct ?
  • (A) The pattern of meander is altered by variation in discharge slope and bed forming material
  • (B) The degrading type of river looses its bed gradually in the form of sediment load of the stream
  • (C) The aggrading type of river builds up its bed to a certain slope
  • (D) all of the above
💬 Discuss
✅ Correct Answer: (D) all of the above

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