Structural Analysis MCQ

Test your knowledge with important Structural Analysis MCQ and their applications. These MCQs are beneficial for competitive exams too. Explore 30+ more Structural Analysis MCQs on Bissoy. Bissoy App

• For under water concreting.
  ক

  At least 10 percent more cement is required as compared to dry conditions

  খ

  The volume of coarse aggregates shall not be less than one and half times and not more than twice that of fine aggregate

  গ

  De-watering by pumping is not done or until 24 hours thereafter

  ঘ

  All the above
• For a single point load W moving on a symmetrical three hinged parabolic arch of span L, the maximum sagging moment occurs at a distance x from ends. The value of x is
  ক

  0.211 L

  খ

  0.25 L

  গ

  0.234 L

  ঘ

  0.5 L
• When a uniformly distributed load, longer than the span of the girder, moves from left to right, then the maximum bending moment at mid section of span occurs when the uniformly distributed load occupies
  ক

  Less than the left half span

  খ

  Whole of left half span

  গ

  More than the left half span

  ঘ

  Whole span
• The effective and actual lengths of a cantilever are same if continuous at the support,
  ক

  Unstrained against torsion at the support and free at the end

  খ

  With partial restraint against torsion of the support and free at the end

  গ

  Restrained against torsion at the support and free at the end

  ঘ

  None of these
• Principle of superposition is applicable when
  ক

  Deflections are linear functions of applied forces

  খ

  Material obeys Hooke's law

  গ

  The action of applied forces will be affected by small deformations of the structure

  ঘ

  None of the above
• Castigliano’s first theorem is applicable
  ক

  For statically determinate structures only

  খ

  When the system behaves elastically

  গ

  Only when principle of superposition is valid

  ঘ

  None of the above
• The degree of static indeterminacy of a rigid-jointed space frame is (where m, r and j have their usual meanings)
  ক

  m + r - 2j

  খ

  m + r - 3j

  গ

  3m + r - 3j

  ঘ

  6m + r - 6j
• The degree of kinematic indeterminacy of a pin-jointed space frame is (where m, r and j have their usual meanings)
  ক

  2j - r

  খ

  3j - r

  গ

  j - 2r

  ঘ

  j - 3r
• The carryover factor in a prismatic member whose far end is fixed is
  ক

  0

  খ

  $$\frac{1}{2}$$

  গ

  $$\frac{3}{4}$$

  ঘ

  1
• Which of the following methods of structural analysis is a displacement method?
  ক

  Moment distribution method

  খ

  Column analogy method

  গ

  Three moment equation

  ঘ

  None of the above
• Which of the following is not the displacement method?
  ক

  Equilibrium method

  খ

  Column analogy method

  গ

  Moment distribution method

  ঘ

  Kani's method
• The number of independent equations to be satisfied for static equilibrium in a space structure is
  ক

  2

  খ

  3

  গ

  4

  ঘ

  6
• 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
  ক

  Change from compression to tension

  খ

  Change from tension to compression

  গ

  Always be compression

  ঘ

  Always be tension
• The degree of static indeterminacy up to which column analogy method can be used is
  ক

  2

  খ

  3

  গ

  4

  ঘ

  Unrestricted
• The degree of static indeterminacy of a pin-jointed space frame is given by (where m is number of unknown member forces, r is unknown reaction components and j is number of joints)
  ক

  m + r - 2j

  খ

  m + r - 3j

  গ

  3m + r - 3j

  ঘ

  m + r + 3j
• A pin-jointed plane frame is unstable if (where m is number of members, r is reaction components and j is number of joints)
  ক

  [ <p><span>A. (m + r) <p><span>B. (m + r) = 2j

  খ

  (m + r) &gt; 2j

  গ

  None of the above
• 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)
  ক

  (m + r) = 2j

  খ

  (m + r) = 3j

  গ

  (3m + r) = 3j

  ঘ

  (m + 3r) = 3j
• The minimum horizontal distance between two parallel main reinforcing bars, is
  ক

  The diameter of the bar if their diameters are same

  খ

  The diameter of the longer bar if their diameters are unequal

  গ

  5 mm more than nominal maximum size of the coarse aggregate

  ঘ

  Greatest value of the above
• Bending moment at any section in a conjugate beam gives in the actual beam
  ক

  Slope

  খ

  Curvature

  গ

  Deflection

  ঘ

  Bending moment
• The Castigliano's second theorem can be used to compute deflections
  ক

  In statically determinate structures only

  খ

  For any type of structure

  গ

  At the point under the load only

  ঘ

  For beams and frames only
• The three moments equation is applicable only when
  ক

  The beam is prismatic

  খ

  There is no settlement of supports

  গ

  There is no discontinuity such as hinges within the span

  ঘ

  The spans are equal
• The number of independent equations to be satisfied for static equilibrium of a plane structure is
  ক

  1

  খ

  2

  গ

  3

  ঘ

  6
• The deformation of a spring produced by a unit load is called
  ক

  Stiffness

  খ

  Flexibility

  গ

  Influence coefficient

  ঘ

  Unit strain
• 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.
  ক

  40%

  খ

  50%

  গ

  60%

  ঘ

  70%
• For a symmetrical two hinged parabolic arch, if one of the supports settles horizontally, then the horizontal thrust
  ক

  Is increased

  খ

  Is decreased

  গ

  Remains unchanged

  ঘ

  Becomes zero
• For a two-hinged arch, if one of the supports settles down vertically, then the horizontal thrust
  ক

  Is increased

  খ

  Is decreased

  গ

  Remains unchanged

  ঘ

  Becomes zero
• The effective length of lacing is the distance
  ক

  Between the inner end rivets of the bar for single lacing

  খ

  0.7 of the distance between the inner end rivets of the bar for double lacing

  গ

  Between the inner ends of effective lengths of welds connecting the members

  ঘ

  All the above
• If there are m unknown member forces, r unknown reaction components and j number of joints, then the degree of static indeterminacy of a pin-jointed plane frame is given by
  ক

  m + r + 2j

  খ

  m - r + 2j

  গ

  m + r - 2j

  ঘ

  m + r - 3j
• Degree of kinematic indeterminacy of a pin-jointed plane frame is given by
  ক

  2j - r

  খ

  j - 2r

  গ

  3j - r

  ঘ

  2j + r
• The test strength of the sample is taken as the average of the strength of
  ক

  2 specimens

  খ

  3 specimens

  গ

  4 specimens

  ঘ

  5 specimens