Gravity Method MCQ

Test your knowledge with important Gravity Method MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 30 + more Gravity Method MCQs at Bissoy

• Calculate the top width of the dam if the height of water stored is 84m.
  ক

  5 m

  খ

  2.5 m

  গ

  5.55 m

  ঘ

  7.75 m
• What is the formula for limiting height of a gravity dam?
  ক

  Hmax = f / (Sc + 1) γw

  খ

  Hmax = f / (Sc – 1) γw

  গ

  Hmax = f / (Sc + C) γw

  ঘ

  Hmax = f / (Sc – 1) γw
• What is the value of eccentricity for no tension condition in the dam?
  ক

  e < B/6

  খ

  e > B/6

  গ

  e > B/3

  ঘ

  e < B/3
• If the eccentricity of the resultant falls outside the middle third, the ultimate failure of the dam occurs by ______________
  ক

  tension

  খ

  crushing

  গ

  sliding

  ঘ

  overturning
• For triangular dam section of height H for just no tension under the action of water pressure, self-weight and uplift pressure, the minimum base width required is _____________
  ক

  H / (S-1)

  খ

  H / S1/2

  গ

  H / (S – 1)-1

  ঘ

  H / (S-1)1/2
• For usual values of permissible compressive stress and specific gravity of concrete, a high concrete gravity is the one whose height exceeds ______________
  ক

  48 m

  খ

  70 m

  গ

  88 m

  ঘ

  98 m
• Calculate the value of minimum base width for an elementary triangular concrete gravity dam supporting 72 m height of reservoir water and full uplift? (Take specific gravity of concrete as 2.4 and coefficient of friction as 0.7)
  ক

  36.28 m

  খ

  39.77 m

  গ

  51.5 m

  ঘ

  73.5 m
• The two-dimensional stability analysis of gravity dams proves better for U-shaped valleys than for V-shaped valleys.
  ক

  True

  খ

  False
• When the reservoir is empty, the maximum vertical stress equal to ________________
  ক

  At heel = 2W/B and at toe = 0

  খ

  At heel = 0 and at toe = 2W/B

  গ

  At heel = toe = zero

  ঘ

  At heel = toe = 2W/B
• When the reservoir is empty, the single force acting on it is the self-weight of the dam which acts at a distance of ____________
  ক

  B/2 from the heel

  খ

  B/6 from the heel

  গ

  B/3 from the heel

  ঘ

  B/4 from the heel