MCQOPTIONS
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MCQOPTIONS
This section includes 12 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. |
Which of the following is true for accurate worm and gear rotary tables? |
| A. | Bidirectional approach is used for setting |
| B. | Can be used for inspection of angles |
| C. | Can’t be used for generation of angles |
| D. | Worm and gear are highly accurate |
| Answer» C. Can’t be used for generation of angles | |
| 2. |
Which of the following option is true about rotary tables?Statement 1: Index is not used with optical rotary table.Statement 2: Accurate worm and gear rotary table can be used with an index plate. |
| A. | T, T |
| B. | T, F |
| C. | F, T |
| D. | F, F |
| Answer» B. T, F | |
| 3. |
WHICH_OF_THE_FOLLOWING_OPTION_IS_TRUE_ABOUT_ROTARY_TABLES??$ |
| A. | |
| B. | |
| Answer» B. | |
| 4. |
Which_of_the_following_is_true_for_accurate_worm_and_gear_rotary_tables?$ |
| A. | Bidirectional approach is used for setting |
| B. | Can be used for inspection of angles |
| C. | Can’t be used for generation of angles |
| D. | Worm and gear are highly accurate |
| Answer» C. Can‚Äö√Ñ√∂‚àö√ë‚àö¬•t be used for generation of angles | |
| 5. |
What is the effect of lack of true spindle rotation in accurate worm and gear rotary table? |
| A. | Angular error |
| B. | Centre distance error |
| C. | Both angular and centre distance error |
| D. | Decrease repeatability |
| Answer» D. Decrease repeatability | |
| 6. |
Which of the following is not true for the periodic error in worm and gear rotary table? |
| A. | It can be affected by tooth spacing of the gear |
| B. | This error is not taken into consideration |
| C. | It can be affected by the thread form |
| D. | It is the error within two turn of the hand wheel |
| Answer» E. | |
| 7. |
How many face gears are used by precision index table? |
| A. | 5 |
| B. | 4 |
| C. | 3 |
| D. | 2 |
| Answer» E. | |
| 8. |
How the final unresolved error can be overcome in a mechanical cam compensated rotary table? |
| A. | By the perfection of gear |
| B. | By compensation |
| C. | There is no unresolved final error |
| D. | Perfection of gear is the better in this case than compensation |
| Answer» C. There is no unresolved final error | |
| 9. |
By which curve, the small increments of angles are achieved in averaging type optical rotary machines? |
| A. | Tan curve |
| B. | Cos curve |
| C. | Sine curve |
| D. | Cot curve |
| Answer» D. Cot curve | |
| 10. |
How many teeths are present in the serrated divider in precision index table? |
| A. | 360 |
| B. | 720 |
| C. | 1000 |
| D. | 500 |
| Answer» B. 720 | |
| 11. |
What is the principle on which precision index table works? |
| A. | Circle divider |
| B. | Taylor’s principle |
| C. | Principle of least square |
| D. | Interference principle |
| Answer» B. Taylor‚Äö√Ñ√∂‚àö√ë‚àö¬•s principle | |
| 12. |
Which of the following is used in mechanical type rotary tables? |
| A. | Bevel gear |
| B. | Spur gear |
| C. | Worm and gear |
| D. | Pinion gear |
| Answer» D. Pinion gear | |