The floor slab of a building is supported on reinforced cement floor beams. The ratio of the end and intermediate spans is kept______________?

Related Mcqs:

1. 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

2. An intermediate T-beam reinforced with two layers of tensile steel with clear cover 13 cm encasted with the floor of a hall 12 metres by 7 metres, is spaced at 3 metres from adjoining beams and if the width of the beam is 20 cm, the breadth of the flange is__________________?

   A. 300 cm
   B. 233 cm
   C. 176 cm
   D. 236 cm

3. 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

4. Long and short spans of a two way slab are l and l and load on the slab acting on strips parallel to lx and ly be wx and wy respectively. Accordingy to xRankine Grashoff theory___________________?

   A. (wx/wy) = (ly/lx)
   B. (wx/wy) = (ly/lx)²
   C. (wx/wy) = (ly/lx)4
   D. None of these

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. 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)

7. If the ratio of long and short spans of a two way slab with corners held down is r, the actual reduction of B.M. is given by

   A. (5/6) (r/1 + r²) M
   B. (5/6) (r²/1 + r²) M
   C. (5/6) (r²/1 + r3) M
   D. (5/6) (r²/1 + r4) M

8. 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

9. 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

10. If R and T are rise and tread of a stair spanning horizontally, the steps are supported by a wall on one side and by a stringer beam on the other side, the steps are designed as beams of width_______________?

    A. R + T
    B. T – R
    C. 2 + T2)
    D. R – T