MCQOPTIONS
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MCQOPTIONS
This section includes 14 Mcqs, each offering curated multiple-choice questions to sharpen your Aerospace Materials and Processes knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
X-rays being used to produce radiographs are called ____________ |
| A. | Radiographs |
| B. | Magnaflux |
| C. | Exographs |
| D. | Gammagraphs |
| Answer» D. Gammagraphs | |
| 2. |
___________ is an inspection method for magnetic objects |
| A. | Fatigue |
| B. | Magnaflux |
| C. | Gammagraphs |
| D. | Bending |
| Answer» C. Gammagraphs | |
| 3. |
Fluoroscopy requires a higher voltage compared to radiography. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 4. |
One of the disadvantages of radiography is that it is ___________ |
| A. | destructive |
| B. | faster |
| C. | temporary record |
| D. | time-consuming |
| Answer» E. | |
| 5. |
X-rays are typically powerful compared to gamma-rays which are weaker than X-rays. |
| A. | True |
| B. | False |
| Answer» C. | |
| 6. |
Gammagraphs of steel that is as thick as ___________ inches can be acquired. |
| A. | 4 |
| B. | 31 |
| C. | 8 |
| D. | 15 |
| Answer» D. 15 | |
| 7. |
Gamma-rays are acquired from ___________ |
| A. | Radiograph |
| B. | X-ray |
| C. | U.V |
| D. | Radium |
| Answer» E. | |
| 8. |
Gamma-rays are rays that have a wavelength of around ___________ |
| A. | 10<sup>-11</sup> |
| B. | 26 |
| C. | 10<sup>-2</sup> |
| D. | 10<sup>-22</sup> |
| Answer» B. 26 | |
| 9. |
Gammagraphs are obtained by passing __________ through a material. |
| A. | visible rays |
| B. | uv rays |
| C. | gamma-rays |
| D. | x-rays |
| Answer» D. x-rays | |
| 10. |
X-rays can be used to inspect materials of steel up to a thickness of __________ inches. |
| A. | 3 |
| B. | 15 |
| C. | 0.3 |
| D. | 26 |
| Answer» B. 15 | |
| 11. |
What wavelengths are classified as X-rays? |
| A. | 10<sup>-6</sup> to 10<sup>-25</sup> cm |
| B. | 10<sup>-6</sup> to 10<sup>-9</sup> cm |
| C. | 10<sup>-2</sup> to 10<sup>-9</sup> cm |
| D. | 25 to 15cm |
| Answer» C. 10<sup>-2</sup> to 10<sup>-9</sup> cm | |
| 12. |
When radiographs are produced to detect defects, they show up as ___________ |
| A. | tubes |
| B. | dark spots |
| C. | invisible spots |
| D. | light spots |
| Answer» E. | |
| 13. |
Which of the following is a non-destructive way of inspecting materials? |
| A. | Fatigue |
| B. | Radiography |
| C. | Welding |
| D. | Bending |
| Answer» C. Welding | |
| 14. |
Which of the following are standard inspection methods of aircraft materials? |
| A. | Radiography and fatigue test |
| B. | Magnaflux and bending inspection |
| C. | Radiography and magnaflux inspection |
| D. | Fatigue and bending inspection |
| Answer» D. Fatigue and bending inspection | |