Structural Analysis Ii Set 1

Civil Engineering

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This set of Structural Analysis 2 Multiple Choice Questions & Answers (MCQs) focuses on Structural Analysis Ii Set 1

Q1 | Principle of superposition is applicable when
  • deflections are linear functions of applied forces
  • material obeys hooke\s law
  • the action of applied forces will be affected by small deformations of the structure
  • none of the above
Answer: deflections are linear functions of applied forces
Q2 | The Castigliano's second theorem can be used to compute deflections
  • in statically determinate structures only
  • for any type of structure
  • at the point under the load only
  • for beams and frames only
Answer: for any type of structure
Q3 | When a load crosses a through type Pratt truss in the direction left to right, the nature of force inany diagonal member in the left half of the span would
  • change from compression to tension
  • change from tension to compression
  • always be compression
  • always be tension
Answer: change from compression to tension
Q4 | Which of the following methods of structural analysis is a force method?
  • slope deflection method
  • column analogy method
  • moment distribution method
  • none of the above
Answer: column analogy method
Q5 | Which of the following is not the displacement method?
  • equilibrium method
  • column analogy method
  • moment distribution method
  • kani\s method
Answer: column analogy method
Q6 | For a two-hinged arch, if one of the supports settles down vertically, then the horizontal thrust
  • is increased
  • is decreased
  • remains unchanged
  • becomes zero
Answer: remains unchanged
Q7 | The deflection at any point of a perfect frame can be obtained by applying a unit load at the joint in
  • vertical direction
  • horizontal direction
  • inclined direction
  • the direction in which the deflection is required
Answer: the direction in which the deflection is required
Q8 | The principle of virtual work can be applied to elastic system by considering the virtual work of
  • internal forces only
  • external forces only
  • internal as well as external forces
  • none of the above
Answer: internal as well as external forces
Q9 | If in a rigid-jointed space frame, (6m + r) < 6j, then the frame is
  • unstable
  • stable and statically determinate
  • stable and statically indeterminate
  • none of the above
Answer: unstable
Q10 | The three moments equation is applicable only when
  • the beam is prismatic
  • there is no settlement of supports
  • there is no discontinuity such as hinges within the span
  • the spans are equal
Answer: there is no discontinuity such as hinges within the span
Q11 | Which of the following methods of structural analysis is a displacement method?
  • moment distribution method
  • column analogy method
  • three moment equation
  • none of the above
Answer: moment distribution method
Q12 | The fixed support in a real beam becomes in the conjugate beam a
  • roller support
  • hinged support
  • fixed support
  • free end
Answer: free end
Q13 | For a symmetrical two hinged parabolic arch, if one of the supports settles horizontally, then thehorizontal thrust
  • is increased
  • is decreased
  • remains unchanged
  • becomes zero
Answer: is decreased
Q14 | A load 'W Tmaximum bending moment at 0.4 1 from the left support is
  • 0.16 wl
  • 0.20 wl
  • 0.24 wl
  • 0.25 wl
Answer: 0.24 wl
Q15 | In the displacement method of structural analysis, the basic unknowns are
  • displacements
  • force
  • displacements and forces
  • none of the above
Answer: displacements
Q16 | In moment distribution method, the sum of distribution factors of all the members meeting at anyjoint is always
  • zero
  • less than 1
  • 1
  • greater than 1
Answer: 1
Q17 | The width of the analogous column in the method of column analogy is
  • 2/ei
  • 1/ei
  • 1/2 ei
  • 1/4 ei
Answer: 1/ei
Q18 | LEI
  • l/ei
  • l/2ei
  • l/3ei
  • l/4ei
Answer: l/ei
Q19 | Degree of kinematic indeterminacy of a pin-jointed plane frame is given by
  • 2j - r
  • j - 2r
  • 3j - r
  • 2j + r
Answer: 2j - r
Q20 | The number of independent equations to be satisfied for static equilibrium of a plane structure is
  • 1
  • 2
  • 3
  • 6
Answer: 3
Q21 | While using three moments equation, a fixed end of a continuous beam is replaced by anadditional span of
  • zero length
  • infinite length
  • zero moment of inertia
  • none of the above
Answer: zero length
Q22 | Select the correct statement
  • flexibility matrix is a square symmetrical matrix
  • stiffness matrix is a square symmetrical matrix
  • both (a) and (b)
  • none of the above
Answer: both (a) and (b)
Q23 | W Lx x
  • 0.211 l
  • 0.25 l
  • 0.234 l
  • 0.5 l
Answer: 0.211 l
Q24 | Bending moment at any section in a conjugate beam gives in the actual beam
  • slope
  • curvature
  • deflection
  • bending moment
Answer: deflection
Q25 | The number of independent displacement components at each joint of a rigid-jointed space frameis
  • 1
  • 2
  • 3
  • 6
Answer: 6
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