Design Of Steel Structures Set 6

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This set of Design of Steel Structures Multiple Choice Questions & Answers (MCQs) focuses on Design Of Steel Structures Set 6

Q1 | Lug angles
  • are used to reduce the length of connection
  • are unequal angles
  • increases shear lag
  • all the above
Q2 | The Indian standard code which deals with steel structures, is
  • is : 875
  • is : 800
  • is : 456
  • is : 1893
Q3 | When the axis of load lies in the plane of rivet group, then the rivets are subjected to
  • only shear stresses
  • only tensile stresses
  • both (a) and (b)
  • none of the above
Q4 | For double angles carrying tension, placed back to back and connected to either side of the gussetplate, the sectional area of the section, is equal to cross sectional area of
  • the section
  • the section plus area of rivet holes
  • the section minus area of rivet holes
  • the section multiplied by the area of the rivet hole
Q5 | The beam outside a wall upto floor level above it, is known as
  • rafter
  • purlin
  • spandrel beam
  • lintel
Q6 | In the cross-section of a weld, throat is the
  • minimum dimension
  • average dimension
  • maximum dimension
  • none of the above
Q7 | The rivets which are heated and then driven in the field, are known
  • power driven shop rivets
  • power driven field rivets
  • hand driven rivets
  • cold driven rivets
Q8 | According to IS: 800, in the Merchant Rankine formula the value of imperfection index (n) is
  • 1.0
  • 1.4
  • 1.8
  • 2.0
Q9 | When a large value of radius of gyration is not required
  • channels are placed back to back
  • channel flanges are kept inward
  • channel flanges are kept outward
  • none of these
Q10 | The ratio of hydrostatic stress to the volumetric strain within the elastic range, is called
  • modulus of elasticity
  • shear modulus of elasticity
  • bulk modulus of elasticity
  • all the above
Q11 | Minimum thickness of web in a plate girder, when the plate is accessible and also exposed toweather, is
  • 5 mm
  • 6 mm
  • 8 mm
  • 10 mm
Q12 | If d is the distance between the flange angles, the vertical stiffeners in plate girders withouthorizontal stiffeners, are spaced at a distance not less than
  • 0.15 d
  • 0.22 d
  • 0.33 d
  • 0.44 d
Q13 | Long column is one
  • which is more than 3 m long
  • whose lateral dimension is less than 25 cm
  • which is free at its top
  • which has a ratio of effective length and least lateral dimension more than 15
Q14 | To minimize the total cost of a roof truss, the ratio of the cost of truss to the cost of purlins shallbe
  • 1
  • 2
  • 3
  • 4
Q15 | When the length of a tension member is too long
  • a wire rope is used
  • a rod is used
  • a bar is used
  • a single angle is used
Q16 | In factory buildings, the horizontal beams spanning between the wall columns supporting a wallcovering, are called
  • stringers
  • trimmers
  • girts
  • lintels
Q17 | The minimum thickness of plates in a steel stack should be
  • 4 mm
  • 5 mm
  • 6 mm
  • 8 mm
Q18 | To keep the intensity of bearing pressure between the column base and concrete, compressivethroughout the length of the column base, the ratio of the moment M to axial load P should be
  • < l/3
  • < l/6
  • > l/3
  • > l/6
Q19 | A structural member subjected to tensile force in a direction parallel to its longitudinal axis, isgenerally known as
  • a tie
  • a tie member
  • a tension member
  • all the above
Q20 | Compression force in two end posts, the pin of a rocker bearing in a bridge is designed for
  • bearing and shear
  • bending and shear
  • bearing and bending
  • bearing, shear and bending
Q21 | The ratio of plastic section modulus to elastic section modulus
  • is equal to 1
  • is always less than 1
  • is always greater than 1
  • can be less than 1
Q22 | Bulb angles are used in
  • column building
  • bridge building
  • ship building
  • water tank building
Q23 | The diameter of a bolt hole is taken as the nominal diameter of the bolt plus
  • 1.0 mm
  • 1.2 mm
  • 1.4 mm
  • 1.6 mm