MCQOPTIONS
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MCQOPTIONS
This section includes 4 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. |
What is correct for the angle of autocollimators used for calibration of polygons? |
| A. | Angle between autocollimators is equal to the nominal angle between adjacent faces |
| B. | Angle between autocollimators is more than the nominal angle between adjacent faces |
| C. | Angle between autocollimators is less than the nominal angle between adjacent faces |
| D. | Angle between autocollimators is more or less to the nominal angle between adjacent faces |
| Answer» B. Angle between autocollimators is more than the nominal angle between adjacent faces | |
| 2. |
Which of the following is not true for comparison method used for calibration of polygons? |
| A. | Identical polygons are used |
| B. | Polygons are mounted one above the other |
| C. | Polygons are mounted on the fixed table |
| D. | Reflecting faces of both the polygons are viewed simultaneously |
| Answer» D. Reflecting faces of both the polygons are viewed simultaneously | |
| 3. |
Which of the following option is true for calibration of polygons by using auto-collimators?Statement 1: Imperfect centering has a great effect on calibration. |
| A. | nStatement 2: This method gives a high degree of accuracy without reference to any angular standard. |
| B. | T, T |
| C. | T, F |
| D. | F, T |
| E. | F, F |
| Answer» D. F, T | |
| 4. |
Which of the following is the correct option for given statements about calibration of polygons?Statement 1: Autocollimators angle is constant during calibration. |
| A. | nStatement 2: Wild rotary table can be used as the base of precision polygons. |
| B. | F, F |
| C. | T, T |
| D. | F, T |
| E. | T, F |
| Answer» C. T, T | |