STUDY LESSON:-42 [CIVIL ENGINEERING]
For Competitive exams/Govt. jobs/Semester exam/Self Study Purpose
1. Modulus of elasticity of M25 grade concrete in Mpa is
a) 35000 b) 25000 c) 12500 d) 45800
2. Factor of safety considered for arriving at permissible stress in axial compression by IS:800-1984
a) 1.5 b) 2 c) 1.67 d) 1
3. A propped cantilever beam is subjected to an UDL w per unit length where a reaction at the prop to be calculated if it is placed at the end of the tip of the cantilever
a) 2/8Wl b) 1/8Wl c) 1/4Wl d) 3/8Wl
4. An effective length of a coloum of length L which is fixed against rotation and one end to be translation is
a) 0.5 b) 1 c) 2 d) 4
5. The effective length of a circular electric pole of Length L and diameter d erected from a ground to be considered as
a) 1.2L b) 0.5L c) 2L d) 0.27L
6. Minimum area of tension reinforcement in a beam shall be greater than
a) 0.87bd/fy b) 0.85bd/fy c) 0.4fy/bd d) 0.4bd/fy
7. What will be the kinematic indeterminacy of portal fixed frame at the base
a) 1 b) 2 c) 3 d) 6
8. The strain due to creep occurs mainly due to _________
9. The minimum grade of concrete is required for RCC which is to constructed along sea coast
a) M15 b) M20 c) M30 d) M40
10. Which of this shape cross section has a largest shape factor
a) Rectangular b) Solid circular c) I section d) Diamond
Answers:-
1. b) 25000
2. c) 1.67
3. d) 3/8Wl
4. c) 2
5. c) 2L
6. b) 0.85bd/fy
7. c) 3
8. dead load only
9. M30
10. d) Diamond
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