A. Risers in the flight
B. Risers plus one
C. Risers minus one
D. None of these
✅ The correct answer is option C.
RCC Structures Design MCQs
Based on punching shear consideration, the overall depth of a combined footing under a column A, is_______________?
A. (Area of the column A × Safe punching stress)/Load on column A
B. (Perimeter of column A × Safe punching stress)/(Load on column A + Upward pressure × Area of the column)
C. (Perimeter of column A × Safe punching stress)/(Load on column A × Upward pressure × Area of the column)
D. None of these
✅ The correct answer is option B.
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
✅ The correct answer is option B.
is the pre-stressed force applied to the tendon of a rectangular pre-stressed beam whose area of cross section is and sectional modulus is . The maximum stress in the beam, subjected to a maximum bending moment , is_________________?
A. f = (P/A) + (Z/M)
B. f = (A/P) + (M/Z)
C. f = (P/A) + (M/Z)
D. f = (P/A) + (M/6Z)
✅ The correct answer is option C.
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________________?
A. 8hp/ l
B. 8hp/l²
C. 8hl/p
D. 8hl/p²
✅ The correct answer is option B.
If K is a constant depending upon the ratio of the width of the slab to its effective span l, x is the distance of the concentrated load from the nearer support, bw is the width of the area of contact of the concentrated load measured parallel to the supported edge, the effective width of the slab be is_______________?
A. K/x (1 + x/d) + bw
B. Kx (1 – x/l) + bw
C. Kx (1 + x/l) + bw
D. All the above
✅ The correct answer is option B.
If W is the load on a circular slab of radius R, the maximum circumferential moment at the centre of the slab, is________________?
A. WR²/16
B. 2WR²/16
C. 3WR²/16
D. Zero
✅ The correct answer is option C.
If the diameter of longitudinal bars of a square column is 16 mm, the diameter of lateral ties should not be less than____________________?
A. 4 mm
B. 5 mm
C. 6 mm
D. 8 mm
✅ The correct answer is option B.
If the modular ratio is , steel ratio is and overall depth of a beam is , the depth of the critical neutral axis of the beam, is___________________?
A. [m/(m – r)] d
B. [m/(m + r)] d
C. [(m + r)/ m] d
D. [(r – m)/m] d
✅ The correct answer is option B.
On piles, the drop must be at least_______________?
A. 80 cm
B. 100 cm
C. 120 cm
D. 140 cm
✅ The correct answer is option C.