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MCQs

Total Questions : 271 | Page 23 of 28 pages
Question 221. The effective length of lacing is the distance
  1.    All of these
  2.    0.7 of the distance between the inner end rivets of the bar for double lacing
  3.    Between the inner end rivets of the bar for single lacing
  4.    Between the inner ends of effective lengths of welds connecting the members
 Discuss Question
Answer: Option A. -> All of these
Question 222. The deformation of a spring produced by a unit load is called
  1.    unit strain
  2.    flexibility
  3.    influence coefficient
  4.    stiffness
 Discuss Question
Answer: Option B. -> flexibility
Question 223. The minimum horizontal distance between two parallel main reinforcing bars, is
  1.    5 mm more than nominal maximum size of the coarse aggregate
  2.    The diameter of the longer bar if their diameters are unequal
  3.    The diameter of the bar if their diameters are same
  4.    Greatest value of the above
 Discuss Question
Answer: Option D. -> Greatest value of the above
Question 224. If the main reinforcement of the slab is parallel to a T-beam, the transverse reinforcement at mid span of the slab is provided at least __________ of main reinforcement.
  1.    70 %
  2.    50 %
  3.    40 %
  4.    60 %
 Discuss Question
Answer: Option D. -> 60 %
Question 225. For a two-hinged arch, if one of the supports settles down vertically, then the horizontal thrust
  1.    Is decreased
  2.    Becomes zero
  3.    Is increased
  4.    Remains unchanged
 Discuss Question
Answer: Option D. -> Remains unchanged
Question 226. To generate the j th column of the flexibility matrix
  1.    a unit displacement is applied at co-ordinate j and the displacements are calculated at all co-ordinates
  2.    a unit displacement is applied at co-ordinate j and the forces are calculated at all coordinates
  3.    a unit force is applied at coordinate j and the forces are calculated at all coordinates
  4.    a unit force is applied at coordinate j and the displacements are calculated at all coordinates
 Discuss Question
Answer: Option D. -> a unit force is applied at coordinate j and the displacements are calculated at all coordinates
Question 227. A single rolling load of 8 kN rolls along a girder of 15 m span. The absolute maximum bending moment will be
  1.    30 kN.m
  2.    15 kN.m
  3.    8 kN.m
  4.    60 kN.m
 Discuss Question
Answer: Option A. -> 30 kN.m
Question 228. The number of independent equations to be satisfied for static equilibrium of a plane structure is
  1.    5
  2.    6
  3.    4
  4.    3
 Discuss Question
Answer: Option D. -> 3
Question 229. A pin-jointed plane frame is unstable if (where m is number of members, r is reaction components and j is number of joints)
  1.    m + r = 2j
  2.    (m + r)
  3.    (m + r)>2j
  4.    None of these
 Discuss Question
Answer: Option B. -> (m + r)
Question 230. If in a pin-jointed plane frame (m + r) > 2j, then the frame is (Where ‘m’ is number of members, ‘r’ is reaction components and ‘j’ is number of joints)
  1.    Stable and statically determinate
  2.    Unstable
  3.    None of these
  4.    Stable and statically indeterminate
 Discuss Question
Answer: Option D. -> Stable and statically indeterminate

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