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

Related Mcqs:

1. 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

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. bending moment of a simply supported slab is M Kg.cm, the effective depth of the If the maximum slab is (where Q is M.R. factor)________________?

   A. M/100Q
   B. M/ Q
   C. M/Q)
   D. (M/100Q)

4. 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

5. 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

6. For a continuous floor slab supported on beams, the ratio of end span length and intermediate span length, is____________________?

   A. 0.6
   B. 0.7
   C. 0.8
   D. 0.9

7. For normal cases, stiffness of a simply supported beam is satisfied if the ratio of its span to its overall depth does not exceed________________?

   A. 10
   B. 15
   C. 20
   D. 25

8. For the design of a simply supported T-beam the ratio of the effective span to the overall depth of the beam is limited to______________?

   A. 10
   B. 15
   C. 25
   D. 20

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 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