11. Normally, the angle of roof truss with asbestos sheets should not be less than_______________? A. 26’/2° B. 30° C. 35° D. 40° ✅ The correct answer is option B.
12. The maximum slenderness ratio of a compression member carrying both dead and superimposed load is___________________? A. 180 B. 200 C. 250 D. 350 ✅ The correct answer is option A.
13. According to IS Specifications, the effective length of a column effectively held in position at both ends and restrained in direction at one end is taken as________________? A. 0.67 L B. 0.8 L C. L D. 1.5 L ✅ The correct answer is option B.
14. The range of economical spacing of trusses varies from________________? A. L/3 to L/5 B. L/4to2L/5 C. L/3 to L/2 D. 2L/5 to 3L/5 where L is span ✅ The correct answer is option A.
15. Lacing bars in a steel column should be designed to resist_________________? A. bending moment due to 2.5% of the column load B. shear force due to 2.5% of the column load C. 2.5% of the column load D. both (A) and (B) ✅ The correct answer is option B.
16. Economical depth of a plate girder corresponds to_________________? A. minimum weight B. minimum depth C. maximum weight D. minimum thickness of web ✅ The correct answer is option A.
17. The mechanism method and the statical method give__________________? A. lower and upper bounds respectively on the strength of structure B. upper and lower bounds respectively on the strength of structure C. lower bound on the strength of structure D. upper bound on the strength of structure ✅ The correct answer is option B.
18. In case of plastic design, the calculated maximum shear capacity of a beam as per IS:800 shall be________________? A. 0.55 Awfy B. 0.65 Awfy C. 0.75 Awfy D. 0.85 Awfy ✅ The correct answer is option A.
19. The difference between gross diameter and nominal diameter for the rivets up to 25 mm diameter is__________________? A. 1.0 mm B. 1.5 mm C. 2.0 mm D. 2.5 mm ✅ The correct answer is option B.
20. The best arrangement to provide unified behaviour in built up steel columns is by______________? A. lacing B. battening C. tie plates D. perforated cover plates ✅ The correct answer is option A.