A. Safe in shear
B. Is safe with stirrups
C. Is safe with stirrups and inclined members
D. Needs revision of the section
Related Mcqs:
- 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 - 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 - A reinforced concrete cantilever beam is 3.6 m long, 25 cm wide and has its lever arm 40 cm. It carries a load of 1200 kg at its free end and vertical stirrups can carry 1800 kg. Assuming concrete to carry one-third of the diagonal tension and ignoring the weight of the beam, the number of shear stirrups required, is___________________?
A. 30
B. 35
C. 40
D. 45 - 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 - An R.C.C. beam of 6 m span is 30 cm wide and has a lever arm of 55 cm. If it carries a U.D.L. of 12 t per m and allowable shear stress is 5 kg/cm2, the beam________________?
A. Is safe in shear
B. Is safe with stirrups
C. Is safe with stirrups and inclined bars
D. Needs revision of section - effective depth and depth of the neutral axis respectively of a singly reinforced If d and n are the beam, the lever arm of the beam, is_________________?
A. d
B. n
C. d + n/3
D. d – n/3 - The reinforced concrete beam which has width 25 cm, lever arm 40 cm, shear force 6t/cm2, safe shear stress 5 kg/cm2 and B.M. 24 mt________________?
A. Is safe in shear
B. Is unsafe in shear
C. Is over safe in shear
D. Needs redesigning - 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 - If permissible working stresses in steel and concrete are respectively 1400 kg/cm2 and 80 kg/cm2 and modular ratio is 18, in a beam reinforced in tension side and of width 30 cm and having effective depth 46 cm, the lever arms of the section, is______________?
A. 37 cm
B. 38 cm
C. 39 cm
D. 40 cm
- 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
