The maximum ratio of span to depth of a cantilever slab, is_______________?

Related Mcqs:

1. 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

2. 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

3. 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

4. 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

5. 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

6. 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

7. 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)

8. If the length of an intermediate span of a continuous slab is 5m, the length of the end span is kept_______________?

   A. 4.5 m
   B. 4.0 m
   C. 3.5 m
   D. 3.0 m

9. An R.C.C. beam of 25 cm width and 50 cm effective depth has a clear span of 6 metres and carries a U.D.L. of 3000 kg/m inclusive of its self weight. If the lever arm constant for the section is 0.865, the maximum intensity of shear stress, is_______________?

   A. 8.3 kg/cm2
   B. 7.6 kg/cm2
   C. 21.5 kg/cm 2
   D. 11.4 kg/cm2

10. 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