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MCQs

Total Questions : 271 | Page 24 of 28 pages
Question 231. A rigid-jointed plane frame is stable and statically determinate if (where m is number of members, r is reaction components and j is number of joints)
  1.    (m + r) = 3j
  2.    (m + r) = 2j
  3.    (m + 3r) = 3j
  4.    (3m + r) = 3j
 Discuss Question
Answer: Option D. -> (3m + r) = 3j
Question 232. The three moments equation is applicable only when
  1.    The spans are equal
  2.    There is no discontinuity such as hinges within the span
  3.    The beam is prismatic
  4.    There is no settlement of supports
 Discuss Question
Answer: Option B. -> There is no discontinuity such as hinges within the span
Question 233. Bending moment at any section in a conjugate beam gives in the actual beam
  1.    curvature
  2.    slope
  3.    bending moment
  4.    deflection
 Discuss Question
Answer: Option D. -> deflection
Question 234. The Castigliano's second theorem can be used to compute deflections
  1.    For beams and frames only
  2.    At the point under the load only
  3.    In statically determinate structures only
  4.    For any type of structure
 Discuss Question
Answer: Option D. -> For any type of structure
Question 235. The number of independent equations to be satisfied for static equilibrium in a space structure is
  1.    8
  2.    7
  3.    6
  4.    9
 Discuss Question
Answer: Option C. -> 6
Question 236. The carryover factor in a prismatic member whose far end is fixed is
  1.    1
  2.    0
  3.    1/2
  4.    3/4
 Discuss Question
Answer: Option C. -> 1/2
Question 237. The degree of kinematic indeterminacy of a pin-jointed space frame is (where m, r and j have their usual meanings)
  1.    j-3r
  2.    j-2r
  3.    2j-r
  4.    3j-r
 Discuss Question
Answer: Option D. -> 3j-r
Question 238. Pick up the incorrect statement from the following:
  1.    The gross section of the web of rolled I-beams is the depth of the beam multiplied by the web thickness
  2.    The gross section of the web of plate girders is the depth of the web plate multiplied by its thickness
  3.    None of these
  4.    The gross section of the web of channels is the depth of the web multiplied by its thickness
 Discuss Question
Answer: Option D. -> The gross section of the web of channels is the depth of the web multiplied by its thickness
Question 239. The degree of static indeterminacy up to which column analogy method can be used is
  1.    6
  2.    5
  3.    4
  4.    3
 Discuss Question
Answer: Option D. -> 3
Question 240. When a load crosses a through type Pratt truss in the direction left to right, the nature of force in any diagonal member in the left half of the span would
  1.    Change from tension to compression
  2.    Always be tension
  3.    Always be compression
  4.    Change from compression to tension
 Discuss Question
Answer: Option D. -> Change from compression to tension

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