Latest Structural Analysis Multiple choice Questions and Answers pdf

21.    In column analogy method, the area of an analogous column for a fixed beam of span L and flexural rigidity El is taken as
a)    L/EI
b)    L/2EI
c)    L/3EI
d)    L/4EI
Ans: a

22.    The degree of static indeterminacy up to which column analogy method can be used is
a)    2
b)    3
c)    4
d)    unrestricted
Ans: b

23.    The deflection at any point of a perfect frame can be obtained by applying a unit load at the joint in
a)    vertical direction
b)    horizontal direction
c)    inclined direction
d)    the direction in which the deflection is required
Ans: d

24.    In the slope deflection equations, the deformations are considered to be caused by
i)    bending moment
ii)    shear force
iii)    axial force
The correct answer is
a)    only (i)
b)    (i)and(ii)
c)    (ii) and (iii)
d)    (i), (ii) and (iii)
Ans: a

25.    The three moments equation is applicable only when
a)    the beam is prismatic
b)    there is no settlement of supports
c)    there is no discontinuity such as hinges within the span
d)    the spans are equal
Ans: c

26.    While using three moments equation, a fixed end of a continuous beam is replaced by an additional span of
a)    zero length
b)    infinite length
c)    zero moment of inertia
d)    none of the above
Ans: a

27.    The Castigliano's second theorem can be used to compute deflections
a)    in statically determinate structures only
b)    for any type of structure
c)    at the point under the load only
d)    for beams and frames only
Ans: b

28.    Bending moment at any section in a conjugate beam gives in the actual beam
a)    slope
b)    curvature
c)    deflection
d)    bending moment
Ans: c

29.    For a two-hinged arch, if one of the supports settles down vertically, then the horizontal thrust
a)    is increased
b)    is decreased
c)    remains unchanged
d)    becomes zero
Ans: c

30.    For a symmetrical two hinged parabolic arch, if one of the supports settles horizontally, then the horizontal thrust
a)    is increased
b)    is decreased
c)    remains unchanged
d)    becomes zero
Ans: b

Read More Questions:
Structural Analysis MCQs Part1
Structural Analysis MCQs Part2
Structural Analysis MCQs Part3
Structural Analysis MCQs Part4
Structural Analysis MCQs Part5

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