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MCQs

Total Questions : 152 | Page 15 of 16 pages
Question 141. In which fall the depth discharge relationship is unaffected?
  1.    Trapezoidal Notch Fall
  2.    Ogee Fall
  3.    Rapids
  4.    Straight Glacis Fall
 Discuss Question
Answer: Option A. -> Trapezoidal Notch Fall
Answer: (a).Trapezoidal Notch Fall
Question 142. Which type of fall is not adopted in India?
  1.    Ogee Fall
  2.    Rapids
  3.    Inglis Fall
  4.    Montague Type Fall
 Discuss Question
Answer: Option D. -> Montague Type Fall
Answer: (d).Montague Type Fall
Question 143. By what value the thickness of notch pier should not be less than the water depth?
  1.    One fourth of water depth
  2.    Equal to water depth
  3.    Half the water depth
  4.    Three fourth of the water depth
 Discuss Question
Answer: Option C. -> Half the water depth
Answer: (c).Half the water depth
Question 144. The length of the weir will not exceed the bed width of the canal upstream, in case of trapezoidal notch fall.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option A. -> True
Answer: (a).True
Question 145. In case of design of sarda type fall the length of crest is kept equal to ____________
  1.    thickness of the Canal
  2.    bed Width of the Canal
  3.    water Depth in the Canal
  4.    hydraulic Jump on the fall
 Discuss Question
Answer: Option B. -> bed Width of the Canal
Answer: (b).bed Width of the Canal
Question 146. In case of designing a sarda type fall the shape of the crest has one boundary level.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option A. -> True
Answer: (a).True
Question 147. What is the height of the baffle wall in case of designing inglis fall?
  1.    hb = yc
  2.    hb = y – y1
  3.    hb = y1
  4.    hb = yc – y1
 Discuss Question
Answer: Option D. -> hb = yc – y1
Answer: (d).hb = yc – y1
Question 148. The CCA of a water course is 1500 hectares. The intensity of sugarcane and wheat crops is 20% and 40% respectively. The duties for the crops at the head of the watercourse are 730 hectares/cumec and 1600 hectares/cumec respectively. Calculate the design discharge at the outlet assuming a time factor equal to 0.8.
  1.    0.55 cumec
  2.    1.0 cumec
  3.    0.72 cumec
  4.    0.92 cumec
 Discuss Question
Answer: Option C. -> 0.72 cumec
Answer: (c).0.72 cumec
Question 149. Loss of canal discharge occurs mainly due to?
  1.    Seepage and Percolation
  2.    Percolation and Absorption
  3.    Seepage and Evaporation
  4.    Seepage and Absorption
 Discuss Question
Answer: Option C. -> Seepage and Evaporation
Answer: (c).Seepage and Evaporation
Question 150. Which of the following factor do not affect seepage loss?
  1.    Underground water-table condition
  2.    The porosity of the soil
  3.    Physical properties of the canal water
  4.    Prevailing wind velocity in the region
 Discuss Question
Answer: Option D. -> Prevailing wind velocity in the region
Answer: (d).Prevailing wind velocity in the region

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