Concrete Technology and Design MCQs | Page - 1

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M

Mr. Dubey • 51.72K Points
Coach

Q. The temperature reinforcement in the vertical slab of a T-shaped R.C. retaining wall is

(A) not needed
(B) provided equally on inner and front faces
(C) provided more on inner face than on front face
(D) provided more on front face than on inner face
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M

Mr. Dubey • 51.72K Points
Coach

Q. Bulking of sand is maximum if moisture content is about

(A) 2 %
(B) 4 %
(C) 6 %
(D) 10 %
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M

Mr. Dubey • 51.72K Points
Coach

Q. Diagonal tension in a beam

(A) is maximum at neutral axis
(B) decreases below the neutral axis and increases above the neutral axis
(C) increases below the neutral axis and decreases above the neutral axis
(D) remains same
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M

Mr. Dubey • 51.72K Points
Coach

Q. According to IS: 4561978, the column or the strut is the member whose effective length is greater than

(A) the least lateral dimension
(B) 2 times the least lateral dimension
(C) 3 times the least lateral dimension
(D) 4 times the least lateral dimension
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M

Mr. Dubey • 51.72K Points
Coach

Q. When shear stress exceeds the permissible limit in a slab, then it is reduced by

(A) increasing the depth
(B) providing shear reinforcement
(C) using high strength steel
(D) using thinner bars but more in number
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M

Mr. Dubey • 51.72K Points
Coach

Q. The diameter of ties in a column should be

(A) more than or equal to one fourth of diameter of main bar
(B) more than or equal to 5 mm
(C) more than 5 mm but less than one-fourth of diameter of main bar
(D) more than 5 mm and also more than one-fourth of diameter of main bar
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M

Mr. Dubey • 51.72K Points
Coach

Q. In counterfort retaining walls, the main reinforcement in the stem at support is

(A) not provided
(B) provided only on inner face
(C) provided only on front face
(D) provided both on inner and front faces
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M

Mr. Dubey • 51.72K Points
Coach

Q. Due to shrinkage stresses, a simply supported beam having reinforcement only at bottom tends to

(A) deflect downward
(B) deflect upward
(C) deflect downward or upward
(D) none of the above
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M

Mr. Dubey • 51.72K Points
Coach

Q. The purpose of reinforcement in pre-stressed concrete is

(A) to provide adequate bond stress
(B) to resist tensile stresses
(C) to impart initial compressive stress in concrete
(D) all of the above
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M

Mr. Dubey • 51.72K Points
Coach

Q. Due to circumferential action of the spiral in a spirally reinforced column

(A) capacity of column is decreased
(B) ductility of column reduces
(C) capacity of column is decreased but ductility of column increases
(D) both the capacity of column and ductility of column increase
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