Explore topic-wise MCQs in Structural Analysis.

This section includes 13 Mcqs, each offering curated multiple-choice questions to sharpen your Structural Analysis knowledge and support exam preparation. Choose a topic below to get started.

1.

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
Answer» D. 8
2.

A continuous beam has a fixed end at support A and roller support at B and C. What will be the degree of redundancy of the structure?

A. 3
B. 1
C. 2
D. 4
E. 6
Answer» D. 4
3.

If the forces in the members of a structure as well as the reactions can be found by the conditions of equilibrium, then it is known as

A. Statically stable
B. Statically unstable
C. Statically determinate
D. Statically indeterminate
Answer» D. Statically indeterminate
4.

A singly-bay single-storeyed portal frame ABCD is fixed at A and D as shown in the figure. If axial deformation is neglected, the kinematic indeterminacy is

A. 3
B. 2
C. 6
D. 4
Answer» B. 2
5.

If there are ‘m’ unknown number forces, ‘r’ unknown reaction components and ‘j’ number of joints, then the degree of static indeterminacy of pin-jointed plane frame is given by

A. m + r + 2j
B. m – r + 2j
C. m + r – 2j
D. m + r – 3j
Answer» D. m + r – 3j
6.

A suspension bridge with a two-hinged stiffening girder is

A. Statically determinant
B. Indeterminate of one degree
C. Indeterminate of two degree
D. A mechanism
Answer» C. Indeterminate of two degree
7.

Degree of static indeterminacy of the structure as shown in the figure is

A. 0
B. 1
C. 2
D. 3
Answer» B. 1
8.

For the plane frame as shown in the figureThe degree of kinematic indeterminacy, neglecting axial deformation, is

A. 3
B. 5
C. 7
D. 9
Answer» C. 7
9.

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
Answer» B. j – 2r
10.

A two dimensional structure in general is classified as a statically indeterminate structure if it cannot be analyzed by which of the following equations of equilibrium

A. Sum of vertical forces is zero
B. Sum of horizontal forces is zero
C. Sum of moments of all the forces about any point in the plane is zero
D. i, ii & iii above
E. i & iii above
Answer» E. i & iii above
11.

If m is number of members; r is reactions; and j is number of joints then in case of a planar structure, 3m + r < 3j leads to

A. stable structure
B. determinate structure
C. unstable structure
D. indeterminate structure
Answer» D. indeterminate structure
12.

Degree of static indeterminacy for the frame shown below is ______.

A. 8
B. 7
C. 6
D. 5
Answer» E.
13.

A structure is said to be statically indeterminate when

A. the number of unknown reaction components exceeds the number of equilibrium conditions
B. the number of equilibrium conditions exceeds the number of unknown reaction components
C. the number of equilibrium conditions equal to the number of unknown reaction components
D. None of the above
Answer» B. the number of equilibrium conditions exceeds the number of unknown reaction components