Structural Analysis Mcqs
Q.1: Study the following statements?
A. i) The displacement method is more useful when degree of kinematic indeterminacy is greater than the degree of static indeterminacy
B. ii) The displacement method is more useful when degree of kinematic indeterminacy is less than the degree of static indeterminacy
C. iii) The force method is more useful when degree of static indeterminacy is greater than the degree of kinematic indeterminacy~
D. iv) The force method is more useful when degree of static indeterminacy is less than the degree of kinematic indeterminacyz
Q.2: For stable structures, one of the important properties of flexibility and stiffness matrices is that the elements on the main diagonal________________?
A. i) of a stiffness matrix must be positive)
B. ii) of a stiffness matrix must be negative*
C. iii) of a flexibility matrix must be positive-
D. iv) of a flexibility matrix must be negative,
Q.3: To generate the j the column of the flexibility matrix________________?G
A. a unit force is applied at coordinate j and the displacements are calculated at all coordinates_
B. a unit displacement is applied at co-ordinate j and the forces are calculated at all coordinates`
C. a unit force is applied at coordinate j and the forces are calculated at all coordinatesX
D. a unit displacement is applied at co-ordinate j and the displacements are calculated at all co-ordinatesh
Q.4: In the slope deflection equations, the deformations are considered to be caused by________________?c
A. i) bending moment
B. ii) shear force
C. iii) axial force
D. The correct answer is
Q.5: The number of independent equations to be satisfied for static equilibrium of a plane structure is__________________?u
A. 1
B. 2
C. 3
D. 6
Q.6: 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__________________?
A. m + r + 2j
B. m r + 2j
C. m + r 2j
D. m + r 3j
Q.7: Degree of static indeterminacy of a rigid-jointed plane frame having 15 members, 3 reaction components and 14 joints is__________________?
A. 2
B. 3
C. 6
D. 8
Q.8: Independent displacement components at each joint of a rigid-jointed plane frame are_________________?f
A. three linear movements
B. two linear movements and one rotation%
C. one linear movement and two rotations%
D. three rotations
Q.9: A pin-jointed plane frame is unstable if________________?9
A. (m + r)<2j
B. m + r = 2j
C. (m + r)>2j
D. none of the above
Q.10: The number of independent equations to be satisfied for static equilibrium in a space structure is___________________?v
A. 2
B. 3
C. 4
D. 6

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