MCQOPTIONS
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MCQOPTIONS
This section includes 3 Mcqs, each offering curated multiple-choice questions to sharpen your Engineering Metrology knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
How many diffraction gratings are used by interferometer in grazing incident technique with laser beam system? |
| A. | 1 |
| B. | 2 |
| C. | 3 |
| D. | 4 |
| Answer» C. 3 | |
| 2. |
Which of the following statement is true about the grazing incident technique used to evaluate surface flatness?Statement 1: Grazing incidence design turns rough surface into polished mirror surface to facilitate measurement. |
| A. | nStatement 2: It is important to prevent test beam to strike at grazing angle for measurement performance. |
| B. | F, F |
| C. | T, T |
| D. | F, T |
| E. | T, F |
| Answer» E. T, F | |
| 3. |
How many data points can be analyzed in 20 seconds using grazing incidence interferometry? |
| A. | 35,000 |
| B. | 45,000 |
| C. | 55,000 |
| D. | 65,000 |
| Answer» E. | |