MCQOPTIONS
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MCQOPTIONS
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 | |