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MCQs

Total Questions : 1549 | Page 7 of 155 pages
Question 61. Minimum spacing between horizontal parallel reinforcement of different sizes, should not be less than
  1.    One diameter of thinner bar
  2.    One diameter of thicker bar
  3.    Twice the diameter of thinner bar
  4.    None of these
 Discuss Question
Answer: Option B. -> One diameter of thicker bar
Question 62. Minimum spacing between horizontal parallel reinforcement of the same size should not be less than
  1.    One diameter
  2.    2.5 diameters
  3.    3 diameters
  4.    3.5 diameters
 Discuss Question
Answer: Option A. -> One diameter
Question 63. If W is total load per unit area on a panel, D is the diameter of the column head, L is the span in two directions, then the sum of the maximum positive bending moment and average of the negative bending moment for the design of the span of a square flat slab, should not be less than
  1.    WL/12 (L - 2D/3)²
  2.    WL/10 (L + 2D/3)²
  3.    WL/10 (L - 2D/3)²
  4.    WL/12 (L - D/3)²
 Discuss Question
Answer: Option C. -> WL/10 (L - 2D/3)²
Question 64. The radius of a bar bend to form a hook, should not be less than
  1.    Twice the diameter
  2.    Thrice the diameter
  3.    Four times the diameter
  4.    Five times the diameter
 Discuss Question
Answer: Option A. -> Twice the diameter
Question 65. If T and R are tread and rise respectively of a stair, then
  1.    2R + T = 60
  2.    R + 2T = 60
  3.    2R + T = 30
  4.    R + 2T= 30
 Discuss Question
Answer: Option A. -> 2R + T = 60
Question 66. If A is the area of the foundation of a retaining wall carrying a load W and retaining earth of weight 'w' per unit volume, the minimum depth (h) of the foundation from the free surface of the earth, is
  1.    h = (W/Aw) [(1 - sin φ)/(1 + sin φ)]
  2.    h = (W/Aw) [(1 + sin φ)/(1 + sin φ)]
  3.    h = (W/Aw) [(1 - sin φ)/(1 + sin φ)]²
  4.    h = √(W/Aw) [(1 - sin φ)/(1 + sin φ)]²
 Discuss Question
Answer: Option C. -> h = (W/Aw) [(1 - sin φ)/(1 + sin φ)]²
Question 67. An intermediate T-beam reinforced with two layers of tensile steel with clear cover 13 cm encased with the floor of a hall 12 meters by 7 meters, is spaced at 3 meters from adjoining beams and if the width of the beam is 20 cm, the breadth of the flange is
  1.    300 cm
  2.    233 cm
  3.    176 cm
  4.    236 cm
 Discuss Question
Answer: Option C. -> 176 cm
Question 68. A part of the slab may be considered as the flange of the T-beam if
  1.    Flange has adequate reinforcement transverse to beam
  2.    It is built integrally with the beam
  3.    It is effectively bonded together with the beam
  4.    All the above
 Discuss Question
Answer: Option D. -> All the above
Question 69. If the maximum dip of a parabolic tendon carrying tension P is h and the effective length of the pre-stressed beam is L, the upward uniform pressure will be
  1.    8hp/l
  2.    8hp/l²
  3.    8hl/p
  4.    8hl/p²
 Discuss Question
Answer: Option B. -> 8hp/l²
Question 70. Pick up the incorrect statement from the following: Tensile reinforcement bars of a rectangular beam
  1.    Are curtailed if not required to resist the bending moment
  2.    Are bent up at suitable places to serve as shear reinforcement
  3.    Are bent down at suitable places to serve as shear reinforcement
  4.    Are maintained at bottom to provide at least local bond stress
 Discuss Question
Answer: Option C. -> Are bent down at suitable places to serve as shear reinforcement

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