Please share with your friends and subscribe this blog by e-mail to get notification.
Up coming soon- SSC JE previous years paper from 2001 to 2019
11. Bolts are most suitable to carry_______.
2016(All sets)
1. As per ISI, rolled steel beam sections are classified into ____________ .
a) two series
b) three series
c) four series
d) five series
2. The channels get twisted symmetrically with regard to its axis________.
a) Parallel to flanges
b) Parallel to web
c) Perpendicular to flanges
d) Perpendicular to web
3. Bulb angles are used in ______ .
a) Column building
b) Bridge building
c) Ship building
d) Water tank building
4. Live load _________________.
a) Varies in magnitude
b) Varies in position
c) Is expressed as uniformly distributed load
d) All options are correct
5. The permissible stress to which a structural member can be subjected to, is known as ____________.
a) Bearing stress
b) Working stress
c) Tensile stress
d) Compressive stress
6. The ratio of longitudinal stress to strain within elastic limit is known as____________.
a) Modulus elasticity
b) Shear modulus of elasticity
c) Bulk modulus of elasticity
d) Tangent modulus of elasticity
7. Poisson’s ration for steel within elastic limit ranges from___________.
a) 0.15 to 0.20
b) 0.25 to 0.24
c) 0.25 to 0.33
d) 0.33 to 0.35
8. Diameter of a rivet hole is made larger than the diameter of the rivet by _____________.
a) 1.0 mm for rivet diameter up to 12 mm
b) 1.5 mm for rivet diameter exceeding 25 mm
c) 2.0 mm for rivet diameter over 25 mm
d) None of these
9. An imaginary line along which rivets are placed is known as ___________.
a) Rivet line
b) scrieve line
c) back line
d) all options are correct
10. The main type of butt joints is a double cover ______________.
a) Shear riveted joint
b) Chain riveted joint
c) Zigzag riveted joint
d) All options are correct
11. Bolts are most suitable to carry_______.
a) Shear
b) Bending
c) Axial tension
d) Shear and bending
12. For a standard 450 fillet, the ration of size of fillet to throat thickness is __________.
a) 1 : 1
b) 1 : √2
c) √2 : 1
d) 2 : 1
13. Center to center distance of adjacent rivet or bolt holes measured in the direction of stress is called_______.
a) Gauge
b) Pitch
c) Lap
d) Edge distance
14. The transverse fillet welds are designed for
a) Tensile strength
b) Shear strength
c) Compressive strength
d) Bending strength
15. The diameter of a rivet connecting plate of thickness 16 mm given by Unwin’s formula is __________.
a) 28 mm
b) 24mm
c) 22 mm
d) None of these
16. Fillet weld is not recommended if the angle between fusion faces is _____.
A. Less than 450
B. Greater than 1200
C. Less than 600
D. Greater than 1200
The correct statements are
(i) 450
(ii) 1200
(iii) 600
(iv) 1450
a) (i) and (ii)
b) (i) and (iv)
c) (ii) and (iii)
d) (iii) and (iv)
17. The slenderness ration of lacing bars should not exceed
a) 100
b) 120
c) 180
d) 145
18. If 18 mm rivets are used in lacing bars, then minimum width of lacing bars should be
a) 45 mm
b) 50 mm
c) 55 mm
d) 60 mm
19. In double riveted double covered butt joint, the strength of the joint per pitch length in shearing the rivets ‘n’ times the shear strength of one rivet in single shear, where in is equal to__________.
a) 1
b) 2
c) 3
d) 4
20. Splice covers and its connection in a tension member should be designed
a) To develop net tensile strength of main member
b) To carry 50% load of main member
c) In tension member splices are not recommended
d) To carry 33% load of main member
21. Apart from gravity loads which of the following loads are also considered in the design of a gantry girder located within an industrial building?
A) Wind load
B) Longitudinal load
C) Lateral load
Select the answer using the codes given below
a) A and B
b) A and C
c) B and C
d) A, B and c
22. If the pitch is 6 cm and rivet value is 4 tonnes, the number of rivets required for a riveted connection carrying an eccentric load of 15 tonnes at 30 cm from the center line is ___________.
a) 6
b) 8
c) 10
d) 12
23. A welded steel plate girder consisting of two flange plates of 350 mm X 16 mm and a web plate of 1000 mm X 6 mm requires__________.
a) No stiffeners
b) Vertical stiffeners
c) Intermediate vertical stiffeners
d) Vertical and horizontal stiffeners
24. The common assumption that all rivets share equally a non-eccentric load is valid at a load__________.
a) Below the working load
b) Equal to the working load
c) Above the working load
d) Equal to the failure load
25. If ‘b’ is the width of the plate and ‘d’ is the diameter of the rivet then the efficiency of a riveted joint having diamond riveting is given by ______.
a) (b-d) /b
b) (b-d) /d
c) (b-2d) /b
d) (b-2d) /d
26. If a rolled steel flat designated as 55 I.S.F. 12 mm is used as lacing, then minimum radius of gyration will by_____________.
a) 3 mm
b) 6 mm
c) 3.46 mm
d) 3.8 mm
27. Angle of inclination of the lacing bar with the longitudinal axis of the column should preferably be between________.
a) 100 to 300
b) 300 to 800
c) 400 to 700
d) 200 to 700
28. The effective length of battened column is increased by __________.
a) 10%
b) 7%
c) 12%
d) 25%
29. The buckling load in a steel column is______________.
a) Related to length
b) Directly proportional to the slenderness ratio
c) Inversely proportional to the slenderness ration.
d) Non-linearity of the slenderness ratio
30. An angle section can be used as purlin when slope of the roof truss is ___________.
a) Between 400 and 700
b) Less than 300
c) Greater than 300
d) Less than 450
31. For unstiffened flange of a beam in flexural compression, the maximum allowable outstand is equal to ______.
a) 20 t
b) 16 t
c) 32 t
d) 14 t
32. The problem of lateral buckling can arise only in those steel beams which have______________.
a) Moment of inertia about the bending axis larger than the other
b) Moment of inertia about the bending axis smaller than the other
c) Fully supported compression flange
d) None of these
33. In a truss girder of a bridge, a diagonal consists of mild steel flat 400 ISF and carries a pull of 800kN. If the gross diameter of the rivets is 26 mm, then the number of rivets required in the splice is____________.
a) 6
b) 7
c) 8
d) 9
34. Which of the following assumptions are made in the design of rivet joints?
A) Rivets are stressed equally
B) Stress in plate is maximum at mid-width
C) Rivet hole is filled by rivet
D) Friction between plates is neglected
a) only A
b) A and C only
c) B and D only
d) A, c and D only
35. Lug angles___________.
a) Are used to reduce the length of connection
b) Are unequal angles
c) Increases shear legs
d) All options are correct
36. The strength of fillet weld is
a) about 80 to 95 percent of the main member
b) Equal to that of the main member
c) More than that of the main member
d) Equal to or more than that of main member
37. Which one of the following is the mode of failure in a fillet weld material?
a) Tension
b) Shear
c) Truss
d) Crushing
38. Which of the following elements of a pitched roof industrial steel building primarily resists lateral load parallel to the ridge?
a) Bracings
b) purlins
c) Truss
d) Columns
39. When the effect of wind or earthquake load is taken into account, the permissible stress as specified in rivets may be increased by
a) 33.33% b) 50%
c) 10% d) 25%
40. As per IS specifications, which of the following physical properties of structural steel is taken irrespective of its grade?
a) Unit mass of steel
b) Modulus of elasticity
c) Poisson’s ratio
d) All options are correct
41. The main advantage of a steel member is ____________.
a) Its high strength
b) Its gas and water tightness
c) Its long service life
d) All options are correct
42. Rolled steel beams are________.
a) Mainly used to resist bending stress
b) Used as independent sections to resist compressive stress
c) Used as independent sections to resist
d) All options are correct
43. Rolled steel angle sections are classified as _________.
a) Equal angles
b) Unequal angles
c) Bulb angle
d) All options are correct
44. Pick up the correct statement from the following_________________.
a) Dead load included self-weight of the structure and super-imposed loads permanently attached to the structure.
b) Dead loads change their positions and vary in magnitude
c) Dead loads are known in the beginning of the design
d) None of these
45. Cold driven rivets range from_____.
a) 6 to 10 mm in diameter
b) 10 to 16 mm in diameter
c) 12 to 22 mm in diameter
d) 22 to 32 mm in diameter
46. The distance measured along on rivet line adjoining rivet on an adjacent parallel rivet line is called_________.
a) Pitch or rivet
b) Gauge distance of rivet
c) Chain riveted lap joint
d) Double cover butt joint
47. When two plates are placed end to end and are joined by two cover plates, the joint is known as ______.
a) Lap joint
b) Butt joint
c) Chain riveted lap join
d) Double cover butt joint
48. Design of a riveted joint assumes that_________.
a) The bending stress in rivets is accounted for
b) The riveted hole is to be filled by the rivet
c) The stress in the plate is not uniform
d) The friction between plates is considered
49. Rolled steel T-sections are used_________ .
a) As columns
b) With flat strips to connect plates in steel rectangular tanks
c) As built up sections to resist axial tension
d) None of these
50. The rivets which are heated and then driven in the field are known:
a) Power driven shop rivets
b) Power driven field rivets
c) Hand driven rivets
d) Cold driven rivets
51. The gross diameter of a rivet is the diameter of ________________.
a) Cold rivet before driving
b) Rivet after driving
c) rivet hole
d) None of these
52. Working shear stress on the gross area of a rivet as recommended by Indian Standards is _________.
a) 785 kg/cm2
b) 1025 kg/cm2
c) 2360 kg/cm2
d) None of these
2006
| ||||
2014
|
2018
| |||
2019
|
2020
|
No comments:
Post a Comment