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MCQs

Total Questions : 152 | Page 10 of 16 pages
Question 91. The number of hectares irrigable per cumec of the canal capacity at its head is known as ____________
  1.    nominal duty
  2.    duty on capacity
  3.    design full supply discharge
  4.    capacity factor
 Discuss Question
Answer: Option B. -> duty on capacity
Answer: (b).duty on capacity
Question 92. The cropped area in Rabi season is usually increased.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option A. -> True
Answer: (a).True
Question 93. The quantity of water that can be diverted from the river into the main canal has no dependency on which of the following factor?
  1.    The water available in the river
  2.    The capacity of the main canal
  3.    Water demand of the branch canals
  4.    The capacity of the branch canal
 Discuss Question
Answer: Option D. -> The capacity of the branch canal
Answer: (d).The capacity of the branch canal
Question 94. Which soil has the least range of conveyance loss according to Etcheverry and Harding?
  1.    Sandy Loam
  2.    Clay Loam
  3.    Loose sandy soil
  4.    Impervious clay loam
 Discuss Question
Answer: Option D. -> Impervious clay loam
Answer: (d).Impervious clay loam
Question 95. Which of the following statement is incorrect?
  1.    The seepage loss is very high in black cotton soils and heavy clay as compared to sandy porous soil
  2.    The seepage through a new canal is more than from a silted canal
  3.    The more the silt, the lesser are the losses
  4.    The more the velocity, the lesser will be the losses
 Discuss Question
Answer: Option A. -> The seepage loss is very high in black cotton soils and heavy clay as compared to sandy porous soil
Answer: (a).The seepage loss is very high in black cotton soils and heavy clay as compared to sandy porous soil
Question 96. Which of the following combination is wrong?
  1.    Roster – Indication of allotted supplies to different channels
  2.    Flexible regulation – Allocation of supplies with anticipated demand
  3.    Head regulator – Regulation of discharge in the canal
  4.    Chak – Command area of an inlet
 Discuss Question
Answer: Option D. -> Chak – Command area of an inlet
Answer: (d).Chak – Command area of an inlet
Question 97. In case of high demand but insufficient supplies, all the smaller channels are made to run simultaneously and continuously with reduced supplies.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option B. -> False
Answer: (b).False
Question 98. Let us take the gross commanded area of a watercourse is 2000 hectares, 80% of which is culturable irrigable. Intensities of sugarcane and paddy are 30% and 50%. The duties of the crops at the head of the watercourse are 850 hectares/cumec and 1900 hectares/cumec. Find the discharge required at the head of the watercourse?
  1.    0.98 cumec
  2.    0.97 cumec
  3.    0.9 cumec
  4.    0.986 cumec
 Discuss Question
Answer: Option D. -> 0.986 cumec
Answer: (d).0.986 cumec
Question 99. By how much percentage canal capacity is increased to meet peak demands?
  1.    30 to 35%
  2.    20 to 25%
  3.    15 to 20%
  4.    20 to 30%
 Discuss Question
Answer: Option B. -> 20 to 25%
Answer: (b).20 to 25%
Question 100. We can find out monthly or fortnightly water requirements of various crops using intervals.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option A. -> True
Answer: (a).True

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