Steel Structures Questions and Answers | Online Quiz for Practice

46. In lap joints with welding, lap should not be less than

1. 4 × t or 40 mm
2. 5 t or 50 mm
3. 6 t or 60 mm
4. 100 mm

47. In roof trusses bracings should be provided at bottom chord level in the

1. end panels using flats
2. end panels using angles
3. last but one panel using flats
4. last but one panel using angles

48. In roof trusses bracings should be provided at top chord level in the

1. end panels using flats
2. end panels using angles
3. last but one panel using flats
4. last but one end panel using angles

49. In showing welded connection the length of the weld shown should be

1. effective length only
2. effective length + size of weld
3. effective length + 2 × size of weld
4. effective length + 4 × size of weld

50. In the design of a connection of tension member to a gusset plate, the principle to be followed is

1. section should be compact
2. as large portion of it as is possible is connected
3. centre of gravity of member should be through the middle of thickness of gusset plate
4. all the above

51. In the design of gantry girders impact factor for vertical loads for electrically operated cranes is taken as

1. 10%
2. 15%
3. 20%
4. 25%

52. In the design of hands operated gantry girders, the impact factor for vertical loads to be considered is

1. 10%
2. 15%
3. 20%
4. 25%

53. Irrespective of grade, the following properties of steel are same

1. unit weight
2. modules of elasticity
3. Poissons ratio
4. all the above

54. IS 800–2007 recommends use of................connections as far as possible.

1. riveted
2. bolted
3. welded
4. any of the above

55. IS 800–2007, divides sections into...............number of buckling classes.

1. 3
2. 4
3. 5
4. 6

56. It is recommended that columns should preferably spliced at

1. point of maximum shear
2. point of zero shear
3. point of contraflexure
4. anywhere

57. Lacing and battening of columns is to increase..............of column.

1. sectional area
2. least radius of gyration
3. section modulus
4. none of the above

58. Lacing shall be designed to resist transverse shear Vt equal to

1. 2.5% of P (axial compression)
2. 4.0% of P
3. 5.0% of P
4. 10.0% of P

59. Limit state of strength includes

1. loss of equilibrium of whole or part of structure
2. fracture by excessive deformations
3. fracture due to fatigue
4. all the above

60. Load carrying capacity of compression member depends upon

1. cross-sectional area
2. end condition
3. slenderness ratio
4. all the above