1. In a beam the local bond stress Sb, is equal to
Correct : A. Shear force/(Leaver arm × Total perimeter of reinforcement)
2. A continuous beam shall be deemed to be a deep beam if the ratio of effective span to overall depth, is
Correct : A. 2.5
3. If the length of a wall on either side of a lintel opening is at least half of its effective span L, the load W carried by the lintel is equivalent to the weight of brickwork contained in an equilateral triangle, producing a maximum bending moment
Correct : C. WL/6
4. The section of a reinforced beam where most distant concrete fibre in compression and tension in steel attains permissible stresses simultaneously, is called
Correct : A. Balanced section
5. The vertical portion of a step in a stairs case, is known as
Correct : A. Rise
6. For stairs spanning horizontally, the minimum waist provided is
Correct : D. 12 cm
7. The advantage of a concrete pile over a timber pile, is
Correct : D. All the above
8. If the average bending stress is 6 kg/cm2 for M 150 grade concrete, the length of embedment of a bar of diameter d according to I.S. 456 specifications, is
Correct : D. 58 d
9. For M20 grade of concrete, the maximum shear stress shall not exceed
Correct : D. 2.2 N/mm2
10. The number of treads in a flight is equal to
Correct : C. Risers minus one
11. The bond strength between steel and concrete is due to
Correct : C. both friction and adhesion
12. In a public building width of stair should be at least
Correct : D. 1800 mm
13. When minimum eccentricity in columns does not exceed 0.05 times the lateral dimension, the axial load carrying capacity is reduced by
Correct : B. 11%
14. The maximum percentage of moment redistribution allowed in RCC beams is
Correct : C. 30%
15. Minimum grade of concrete for moderate exposure with normal weight
aggregates is
Correct : C. M 25
16. Minimum grade of concrete for moderate exposure with normal weight aggregates is
Correct : C. M 25
17. The minimum reinforcement using mild steel in slab should not be less
than
Correct : C. 0.15%
18. The stress strain curve for concrete is considered parabolic by I.S. code
upto a strain of
Correct : D. 0.0035
19. For a simply supported beam of span 15 m, the minimum effective depth to
satisfy the vertical deflection limits should be
Correct : D. more than 1 m
20. Limit state method is based on probable
Correct : C. Both A and B
21. The ratio of permissible shear stress in limit state method oof design and
working stress method of design is
Correct : A. 25 : 16
22. If no compression steel is used, two suspended bars of minimum ______ diameter should be used to support shear reinforcement
Correct : B. 10 mm
23. The load carrying capacity of helically reinforced column as compared to
Correct : C. 5% more
24. What is the minimum number of longitudinal bars provided in a reinforced concrete column of circular circular cross-section ?
Correct : C. 6
25. For water retaining structures, minimum grade of concrete to be used is
Correct : C. M 25
26. A strap footing is a special type of
Correct : C. Combined footing
27. In R.C. footing on soil, the thickness at the edge should not be less than
Correct : B. 15 cm
28. What should be the minimum grade of reinforced concrete in and around
sea coast construction ?
Correct : B. M 30
29. Which is the most important IS code for a Civil Engineer?
Correct : B. IS 456
30. The diameter of the column head support a flat slab, is generally kept