In a simply supported slab, alternate bars are curtailed at 1/4th of the span 1/

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Question
In a simply supported slab, alternate bars are curtailed at
Options
A. 1/4th of the span
B. 1/5th of the span
C. 1/6th of the span
D. 1/7th of the span
E. none of these.

Correct Answer

1/7th of the span

RCC Structures Design problems

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2. The section of a reinforced beam where most distant concrete fibre in compression and tension in steel attains permissible stressess simultaneously, is called
Options
A. balanced section
B. economic section
C. critical section
D. all the above.

3. P is the prestressed force applied to tendon of a rectangular prestressed beam whose area of cross section is A and sectional modulus is Z. The minimum stress f on the beam subjected to a maximum bending moment M is
Options
A.
B.
C.
D.
E.

7. In the zone of R.C.C. beam where shear stress is less than 5 kg/cm², nominal reinforcement is provided at a pitch of
Options
A. one-half lever arm of the section
B. one-third lever arm of the section
C. lever arm of the section
D. one and half lever arm of the section.

8. The zone in which transverse bending is likely to occur may be obtained by drawing a line from the faces of the column making an angle ?� with horizontal where ?� is
Options
A. 30�
B. 45�
C. 60�
D. none of these.

9. According to load factor method, the permissible load W on a short column reinforced with longitudinal bars and lateral stirrups, is
Options
A. Stress in concrete x area of concrete
B. Stress in steel x area of steel
C. Stress in concrete x area of concrete + Stress in steel x area of steel
D. None of these.

10. The minimum thickness of the cover at the end of a reinforcing bar should not be less than twice the diameter of the bar subject to a minimum of
Options
A. 10 mm
B. 15 mm
C. 20 mm
D. 25 mm
E. 30 mm

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