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________________?

Related Mcqs:

1. For a circular slab carrying a uniformly distributed load, the ratio of the maximum negative to maximum positive radial moment, is___________________?

   A. 1
   B. 2
   C. 3
   D. 5

2. If is the net upward pressure on a square footing of side for a square column of side , the maximum bending moment is given by_________________?

   A. B.M = pb (c – a)/4
   B. B.M = pb (b – a)²/4
   C. B.M = pb (b – a)²/8
   D. B.M = pb (b + a)/8

3. 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

4. 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)

5. 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

6. 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

7. the column head support a flat slab, is generally kept The diameter of_____________?

   A. 0.25 times the span length
   B. 0.25 times the diameter of the column
   C. 4.0 cm larger than the diameter of the column
   D. 5.0 cm larger than the diameter of the column

8. on a circular slab of radius , the maximum radial moment at the centre of the If is the load slab, is WR²/16_____________?

   A. 2WR²/16
   B. 3WR²/16
   C. 5WR²/16
   D> NON OF THESE

9. 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

10. In testing a pile by load test, pile platform is loaded with one and half times the design load and a maximum settlement is noted. The load is gradually removed and the consequent rebound is measured. For a safe pile, the net settlement (i.e. total settlement minus rebound) per tonne of test load should not exceed________________?

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