Civil Engineering Mcqs

A part of the slab may be considered as the flange of the T-beam if__________________?

(A) Flange has adequate reinforcement transverse to beam
(B) It is built integrally with the beam
(C) It is effectively bonded together with the beam
(D) All the above

Submitted By :Ali Uppal

A singly reinforced beam has breadth b, effective depth d, depth of neutral axis n and critical neutral axis n1. If fc and ft are permissible compressive and tensile stresses, the moment to resistance of the beam, is____________________?

(A) bn (fc/2) (d – n/3)
(B) Atft (d – n/3)
(C) ½ n1 (1 – n1/3) cbd²
(D) All the above

Submitted By :Ali Uppal

By over-reinforcing a beam, the moment of resistance can be increased not more than________________?

(A) 10 %
(B) 15 %
(C) 20 %
(D) 25 %

Submitted By :Ali Uppal

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

Submitted By :Ali Uppal

Pick up the assumption for the design of a pre-stressed concrete member from the following_______________?

(A) A transverse plane section remains a plane after bending
(B) During deformation limits, Hook’s law is equally applicable to concrete as well as to steel
(C) Variation of stress in reinforcement due to changes in external loading is negligible
(D) All the above

Submitted By :Ali Uppal

The steel generally used in R.C.C. work, is_________________?

(A) Stainless
(B) Mild steel
(C) High carbon steel
(D) High tension steel

Submitted By :Ali Uppal

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

Submitted By :Ali Uppal

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

Submitted By :Ali Uppal

If the maximum dip of a parabolic tendon carrying tension P is h and the effective length of the pre-stressed beam is L, the upward uniform pressure will be________________?

(A) 8hp/ l
(B) 8hp/l²
(C) 8hl/p
(D) 8hl/p²

Submitted By :Ali Uppal

The ratio of the breadth to effective depth of a beam is kept_______________?

(A) 0.25
(B) 0.50
(C) 0.70
(D) 0.75

Submitted By :Ali Uppal

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