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.Management Sciences
Category: RCC Structures Design
If the loading on a pre-stressed rectangular beam, is uniformly distributed, the tendon to be provided should be_______________?
A. Straight below centroidal axis
B. Parabolic with convexity downward
C. Parabolic with convexity upward
D. Straight above centroidal axis
per unit run exerted by the Total pressure on the vertical face of a retaining wall of height retained earth weighing per unit volume, is___________________?
A. wh [(1 – )/(1 + sin )]
B. wh² [(1 – )/(1 + sin )]
C. wh² [(1 – )/2(1 + sin )]
D. wh² [(1 – )/3(1 + sin )]
Distribution reinforcement in a simply supported slab, is provided to distribute_______________?
A. Load
B. Temperature stress
C. Shrinkage stress
D. All the above
Top bars are extended to the projecting parts of the combined footing of two columns Ldistance apart for a distance of_______________?
A. 0.1 L from the outer edge of column
B. 0.1 L from the centre edge of column
C. Half the distance of projection
D. One -fourth the distance of projection
In a singly reinforced beam, the effective depth is measured from its compression edge to_________________?
A. Tensile edge
B. Tensile reinforcement
C. Neutral axis of the beam
D. Longitudinal central axis
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________________?
A. WL/12 (L – 2D/3)²
B. WL/10 (L + 2D/3)²
C. WL/10 (L – 2D/3)²
D. WL/12 (L – D/3)²
Pick up the correct statement from the following?
A. Lateral reinforcement in R.C.C. columns is provided to prevent the longitudinal reinforcement from buckling
B. Lateral reinforcement prevents the shearing of concrete on diagonal plane
C. Lateral reinforcement stops breaking away of concrete cover, due to buckling
D. All the above
If q is the punching shear resistance per unit area a, is the side of a square footing for a column of side b, carrying a weight W including the weight of the footing, the depth D. of the footing from punching shear consideration, is____________________?
A. D = W (a – b)/4a²bq
B. D = W (a² – b²)/4a²bq
C. D = W (a² – b²)/8a²bq
D. D = W (a² – b²)/4abq
A continuous beam shall be deemed to be a deep beam if the ratio of effective span to overall depth, is______________?
A. 2.5
B. 2.0
C. Less than 2
D. Less than 2.5
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