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MCQs

Total Questions : 96 | Page 2 of 10 pages
Question 11. What is the path represented by the streamlines?
  1.    Hydraulic Jump
  2.    Flow Net
  3.    Energy Dissipation
  4.    Water Flow
 Discuss Question
Answer: Option D. -> Water Flow
Answer: (d).Water Flow
Question 12. The laplacian equation represents two sets of curves intersecting orthogonally.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option A. -> True
Answer: (a).True
Question 13. Khosla’s theory of flow nets says that the loss head does not take place uniformly.
  1.    True
  2.    False
  3.    May be True or False
  4.    Can't say
 Discuss Question
Answer: Option A. -> True
Answer: (a).True
Question 14. By how many considerations the depth downstream vertical cutoff is governed?
  1.    2
  2.    1
  3.    3
  4.    4
 Discuss Question
Answer: Option A. -> 2
Answer: (a).2
Question 15. How many corrections are needed for the complex profile broken from simple forms, to be valid?
  1.    1
  2.    2
  3.    3
  4.    4
 Discuss Question
Answer: Option C. -> 3
Answer: (c).3
Question 16. The ordinate of the uplift pressure at a point is found to be 2.8 m while designing the downstream floor thickness of a weir. If the relative density of concrete is 2.4 then the minimum thickness of the floor to be provided for resisting uplift pressure without accounting safety factor is _______
  1.    1.16 m
  2.    2 m
  3.    0.8 m
  4.    2.8 m
 Discuss Question
Answer: Option B. -> 2 m
Answer: (b).2 m
Question 17. What is the empirical formula given by Bligh for the design of the top width of the weir wall?
  1.    B’ = H / (G-1)
  2.    B’ = H / (G-1)^1/2
  3.    B’ = (H + height of weir)/G
  4.    B’ = H / (G+1)
 Discuss Question
Answer: Option B. -> B’ = H / (G-1)^1/2
Answer: (b).B’ = H / (G-1)^1/2
Question 18. The minimum thickness (t) of the downstream floor required in the design of weir can be expressed by the equation ___________
  1.    h / (G+1)
  2.    (h-t) / (G-1)
  3.    h / (G-1)
  4.    1.33 h /(G-1)
 Discuss Question
Answer: Option C. -> h / (G-1)
Answer: (c).h / (G-1)
Question 19. What is the formula for the upstream apron length according to Bligh?
  1.    2.208 (CH)^1/2
  2.    2.208 (H/13)^1/2
  3.    2.208 (H)^1/2
  4.    2.208 (C/H)^1/2
 Discuss Question
Answer: Option A. -> 2.208 (CH)^1/2
Answer: (a).2.208 (CH)^1/2
Question 20. What is the correct calculation for balance floor length?
  1.    Total length – (the downstream length + twice the cut-off length)
  2.    Total length + (the downstream length + twice the cut-off length)
  3.    The downstream length – twice the cut-off length
  4.    The downstream length + twice the cut-off length
 Discuss Question
Answer: Option A. -> Total length – (the downstream length + twice the cut-off length)
Answer: (a).Total length – (the downstream length + twice the cut-off length)

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