Related Mcqs:

1. 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

2. If the sides of a slab simply supported on edges and spanning in two directions are equal, the maximum bending moment is multiplied by_________________?

   A. 0.2
   B. 0.3
   C. 0.4
   D. 0.5

3. The pitch of the main bars in a simply supported slab, should not exceed its effective depth by_____________?

   A. Three times
   B. Four times
   C. Five times
   D. Six times

4. 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

5. The maximum ratio of span to depth of a slab simply supported and spanning in one direction, is______________?

   A. 35
   B. 25
   C. 30
   D. 20

6. The maximum ratio of span to depth of a slab simply supported and spanning in two directions, is_________________?

   A. 25
   B. 30
   C. 35
   D. 40

7. A simply supported beam 6 m long and of effective depth 50 cm, carries a uniformly distributed load 2400 kg/m including its self weight. If the lever arm factor is 0.85 and permissible tensile stress of steel is 1400 kg/cm2, the area of steel required, is___________________?

   A. 14 cm 2
   B. 15 cm2
   C. 16 cm2
   D. 17 cm2

8. If depth of slab is 10 cm, width of web 30 cm, depth of web 50 cm, centre to centre distance of beams 3 m, effective span of beams 6 m, the effective flange width of the beam, is________________?

   A. 200 cm
   B. 300 cm
   C. 150 cm
   D. 100 cm

9. The effective span of a simply supported slab, is_______________?

   A. Distance between the centres of the bearings
   B. Clear distance between the inner faces of the walls plus twice the thickness of the wall
   C. Clear span plus effective depth of the slab
   D. None of these

10. The design of heel slab of a retaining wall is based on the maximum bending moment due to______________?

    A. Its own weight
    B. Weight of the soil above it
    C. Load of the surcharge, if any
    D. All the above