MCQOPTIONS
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MCQOPTIONS
This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Finite Element Method knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
E1 value of Balsa wood is ___ |
| A. | 0.125*10<sup>6</sup>psi |
| B. | 12.04*10<sup>6</sup>psi |
| C. | 23.06*10<sup>6</sup>psi |
| D. | 7.50*10<sup>6</sup>psi |
| Answer» B. 12.04*10<sup>6</sup>psi | |
| 2. |
Stress- strain law defined as ______ |
| A. | =D( - <sup>0</sup>) |
| B. | =D |
| C. | =D |
| D. | =D <sup>0</sup> |
| Answer» B. =D | |
| 3. |
When the stresses are determined in an orthotropic material, then they are used to determine ____ |
| A. | Strains |
| B. | Deformation |
| C. | Factor of safety |
| D. | Loads |
| Answer» D. Loads | |
| 4. |
When an orthotropic plate is loaded parallel to its material axes, it results only _____ |
| A. | Shear strains |
| B. | Normal strains |
| C. | Parallel strains |
| D. | Uniform strains |
| Answer» C. Parallel strains | |
| 5. |
Unidirectional composites are stacked at different fiber orientations to form a ______ |
| A. | Laminate |
| B. | Orthotropic material |
| C. | Isotropic material |
| D. | Anisotropic material |
| Answer» B. Orthotropic material | |
| 6. |
v12 indicates that the poisson s ratio that characterizes the decrease in ______ during tension applied in ______ |
| A. | 2- direction and 1- direction |
| B. | 2- direction and 3- direction |
| C. | 1- direction and 2- direction |
| D. | 2- direction and 4- direction |
| Answer» B. 2- direction and 3- direction | |
| 7. |
The principal material axes that are normal to the _______ |
| A. | Co-ordinates |
| B. | Number of nodes |
| C. | Principal axes |
| D. | Plane of symmetry |
| Answer» E. | |
| 8. |
Orthotropic planes have ____ mutually perpendicular planes of elastic symmetry. |
| A. | One |
| B. | Two |
| C. | Three |
| D. | Four |
| Answer» D. Four | |
| 9. |
Unidirectional fiber- reinforced composites also exhibit _______ behavior. |
| A. | Isotropic |
| B. | Orthotropic |
| C. | Material |
| D. | Unidirection composite |
| Answer» C. Material | |
| 10. |
Give an example of orthotropic material? |
| A. | Topaz |
| B. | Aluminum |
| C. | Barium |
| D. | Sodium |
| Answer» B. Aluminum | |