Civil Engineering Objective Question - 02
1. Modulus of elasticity (E) is defined in terms of bulk modulus (K) and poisson’s ratio (1/m) as
(A) 3K (1+2/m)
(B) 3K (1 - 1/m)
(C) 3K (1 - 2/m )
(D) 3K (1 - m/2)
Ans - C
2. In simply supported beam of rectangular cross section, the bending stress is ____ and shear stress is ____ at neutral axis.
(A) Zero, Maximum
(B) Maximum, Zero
(C) Zero, Zero
(D) Maximum, Maximum
Ans - A
3. For Rectangular section of simply supported beam the maximum shear stress ( Tmax ) is………times average shear stress (Tavg ) .
(B) 1.0
(C) 1.5
(D) 2.0
Ans - C
4. In case of industrial steel structure, sag rods are designed as ________.
(A) Torsional member(B) Compression member
(C) Bending member
(D) Tension member
Ans - D
5. What is the value of Maximum effective slenderness ratio (KL/r) for a compression flange of beam against lateral torsional buckling?
(A) 180(B) 250
(C) 300
(D) 350
Ans - C
6. What is the value of Maximum effective slenderness ratio (KL/r) for a member carrying compression loads resulting from dead loads and imposed loads only?
(A) 180(B) 250
(C) 300
(D) 350
Ans - A
7. Partial Safety Factor (rm0) for field welds is ___________.
(A) 1.25(B) 1.50
(C) 1.00
(D) 2.00
Ans - B
8. In design of steel structures using Working Stress method of design, the factor of safety (FOS) is applied to _________.
(A) Loading(B) Yield stress of material
(C) Sectional properties of the members
(D) Safe bearing capacity (SBC) of soil
Ans - B
9. What is the Buckling class for hollow cold formed Sections as per IS:800, 2007?
(A) Buckling Class a(B) Buckling Class b
(C) Buckling Class c
(D) Buckling Class d
Ans - B
10. What will be effective length of prismatic compression member having unsupported length ‘L’ if one end is restrained for translation and rotation and other end is free for translation and rotation?
(A) 0.65L(B) 1.0L
(C) 0.8L
(D) 2.0L
Ans - D
11. To avoid buckling in a compression member
(A) Slenderness ratio should be less(B) Radius of gyration should be less
(C) Slenderness ratio should be more
(D) Area of cross section should be less
Ans - A
12. To account for shear deformation effects in battened columns, the ratio of the effective slenderness ratio (KL/r)e to the maximum actual slenderness ratio (KL/r)0 of column is to be considered as
(A) More than 1(B) 1.0
(C) 0.5
(D) 0.1
Ans - A
13. The effective slenderness ratio for laced column shall be ________ times the maximum actual slenderness ratio to account for shear deformations.
(A) 1.5(B) 2.5
(C) 0.75
(D) 1.05
Ans - D
14. For steel columns with lacing, the lacing is usually designed to resist transverse shear Vt which is dependent on.
(A) Axial load on column(B) Shear force on column
(C) Bending moment in column
(D) Axial force in lacing
Ans - A
15. The heaviest section for same depth as per Indian Standard hot rolled steel sections is.
(A) ISHB(B) ISMB
(C) ISWB
(D) ISLB
Ans - A
16. For hot rolled steel section design of beams, as per Indian Standard code a laterally supported beam means.
(A) Web is restrained(B) Compression flange is restrained
(C) Tension flange is restrained
(D) Web thickness is more than 10mm
Ans - B
17. In case of hot rolled steel section, a beam with a series of regularopenings in its web is called _________.
(A) Tapered Beam(B) Hybrid Beam
(C) Castellated Beam
(D) Latticed Beam
Ans - C
18. In case of rolled steel beam, shear force is mainly resisted by______
(A) Web(B) Flange
(C) Web and flange
(D) Weld
Ans - A
19. The design bending strength of laterally unsupported beam is governed by _________.
(A) Lateral torsional buckling strength(B) Yield stress of material
(C) Type of loading
(D) Type of support
Ans - A
20. What is minimum edge distance from centre of the bolt of diameter, d to nearest edge of plate in case of rolled, machine-flame cut, sawn and planed edges?
(A) 3.0 d(B) 1.5 d
(C) 2.0 d
(D) 2.5 d
Ans - B
21. End returns in fillet welds should not be less than _____________ .
(A) Twice of size of the weld(B) 1.5 times of size of weld
(C) Size of the weld
(D) 0.5 times of size of weld
Ans - A
22. Minimum spacing of vertical stiffeners in plate girder of depth d is limited to ___________.
(A) d/4(B) d/3
(C) d/2
(D) 2d/3
Ans - B
23. To prevent local crushing of the web due to concentrated loading, which type of stiffeners are provided?
(A) Torsion stiffeners(B) Diagonal stiffeners
(C) Load carrying stiffeners
(D) Bearing Stiffeners
Ans - D
24. In design of isolated RC footing, the critical section for two way shear is considered at a distance of ____ from the face of column/pedestal.
(A) d/2(B) d
(C) d/3
(D) 2d
Ans - A
25. The factor of safety against sliding should be more than _____.
(A) 1.1(B) 1.4
(C) 2.0
(D) 1.8
Ans - B
26. In design of heel of cantilever RC retaining wall, the main steel is usually provided at _______ .
(A) Centre(B) Bottom
(C) Top
(D) Both at top and centre
Ans - C
27. Minimum percentage of steel reinforcement for HYSD bars in walls, slabs and roofs of water retaining concrete structure as specified by Indian Standards is
(A) 0.2%(B) 0.24%
(C) 0.40%
(D) 0.12%
Ans - B
28. Maximum width of crack in RC water retaining structures is restricted to ________ .
(A) 0.05 mm(B) 0.30 mm
(C) 0.01 mm
(D) 0.20 mm
Ans - D
29. For RC braced frames maximum redistribution of moment allowed is
(A) 30%(B) 40%
(C) 20%
(D) 10%
Ans - A
30. Importance factor (I) for residential or commercial buildings with occupancy more than 200 persons as per IS:1893 (2016) is
(A) 1.5(B) 1
(C) 1.2
(D) 2.0
Ans - C
Related Topics:-
Civil Engineering Objective Question - 01
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