Top 150+ Solved Structural Analysis 1 MCQ Questions Answer
Q. The deflection at any point of a perfect frame can be obtained by applying a unit load at thejoint in
a. Vertical direction
b. Horizontal direction
c. Inclined direction
d. The direction in which the deflection is required
Q. The principle of virtual work can be applied to elastic system by considering the virtual workof
a. Internal forces only
b. External forces only
c. Internal as well as external forces
d. None of the above
Q. If in a rigid-jointed space frame, (6m + r) < 6j, then the frame is
a. Unstable
b. Stable and statically determinate
c. Stable and statically indeterminate
d. None of the above
Q. 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
Q. Which of the following methods of structural analysis is a displacement method?
a. Moment distribution method
b. Column analogy method
c. Three moment equation
d. None of the above
Q. The fixed support in a real beam becomes in the conjugate beam a
a. Roller support
b. Hinged support
c. Fixed support
d. Free end
Q. For a symmetrical two hinged parabolic arch, if one of the supports settles horizontally, thenthe horizontal thrust
a. Is increased
b. Is decreased
c. Remains unchanged
d. Becomes zero
Q. In the displacement method of structural analysis, the basic unknowns are
a. Displacements
b. Force
c. Displacements and forces
d. None of the above
Q. 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)
a. (m + r) = 2j
b. (m + r) = 3j
c. (3m + r) = 3j
d. (m + 3r) = 3j
Q. In moment distribution method, the sum of distribution factors of all the members meeting at any joint is always
a. Zero
b. Less than 1
c. 1
d. Greater than 1
Q. When a uniformly distributed load, shorter than the span of the girder, moves from left to right,then the conditions for maximum bending moment at a section is that
a. The head of the load reaches the section
b. The tail of the load reaches the section
c. The load position should be such that the section divides it equally on both sides
d. The load position should be such that the section divides the load in the same ratio as it divides the span
Q. The width of the analogous column in the method of column analogy is
a. 2/EI
b. 1/EI
c. 1/2 EI
d. 1/4 EI
Q. Muller Breslau's principle for obtaining influence lines is applicable to(i) Trusses(ii) Statically determinate beams and frames(iii) Statically indeterminate structures, the material of which is elastic and follows Hooke's law(iv) Any statically indeterminate structureThe correct answer is
a. (i), (ii) and (iii)
b. (i), (ii) and (iv)
c. (i) and (ii)
d. Only (i)
Q. The degree of static indeterminacy of a rigid-jointed space frame is (Where m, r and j have their usual meanings)
a. m + r - 2j
b. m + r - 3j
c. 3m + r - 3j
d. 6m + r - 6j
Q. Degree of kinematic indeterminacy of a pin-jointed plane frame is given by
a. 2j - r
b. j - 2r
c. 3j - r
d. 2j + r