MCQOPTIONS
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This section includes 13 Mcqs, each offering curated multiple-choice questions to sharpen your Machine Tools knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
FOR_DOWNMILLING,_________MACHINES_ARE_USED.?$ |
| A. | light |
| B. | moderate |
| C. | rigid |
| D. | none of the mentioned |
| Answer» D. none of the mentioned | |
| 2. |
In downmilling, more springing actions are there in cutter.$ |
| A. | true |
| B. | false |
| Answer» C. | |
| 3. |
In downmilling, the machine must have fixed on it a backlash error eliminator.$ |
| A. | true |
| B. | false |
| Answer» B. false | |
| 4. |
Downmilling is easily used on flexible, thin and flat jobs. |
| A. | true |
| B. | false |
| Answer» B. false | |
| 5. |
Narrow slots can be milled in _________ milling process. |
| A. | upmilling |
| B. | downmilling |
| C. | can’t say anything |
| D. | none of the mentioned |
| Answer» C. can‚Äö√Ñ√∂‚àö√ë‚àö¬•t say anything | |
| 6. |
The thickness of the chip is ______ when the cut terminates in downmilling? |
| A. | maximum |
| B. | minimum |
| C. | zero |
| D. | can’t say anything |
| Answer» B. minimum | |
| 7. |
The thickness of the chip is ______ when the tooth begins its cut in downmilling. |
| A. | maximum |
| B. | minimum |
| C. | zero |
| D. | can’t say anything |
| Answer» B. minimum | |
| 8. |
Upmilling is the process of removing metal by a cutter which is rotated _______ direction of the travel of the workpiece. |
| A. | in the same |
| B. | against the |
| C. | can’t say anything |
| D. | none of the mentioned |
| Answer» C. can‚Äö√Ñ√∂‚àö√ë‚àö¬•t say anything | |
| 9. |
The burr on the surface cleans during the cutting operation. This is the advantage of _______ process. |
| A. | upmilling |
| B. | downmilling |
| C. | can’t say anything |
| D. | none of the mentioned |
| Answer» C. can‚Äö√Ñ√∂‚àö√ë‚àö¬•t say anything | |
| 10. |
Cutter teeth wears out soon as in the beginning itself the teeth comes in contact with the hard surface of the workpiece. This is the disadvantage of _______ process. |
| A. | upmilling |
| B. | downmilling |
| C. | can’t say anything |
| D. | none of the mentioned |
| Answer» C. can‚Äö√Ñ√∂‚àö√ë‚àö¬•t say anything | |
| 11. |
As the cutter progress, the chip accumulate at the cutting zone, spoils the work surfaces. This is the disadvantage of ______ process. |
| A. | upmilling |
| B. | downmilling |
| C. | can’t say anything |
| D. | none of the mentioned |
| Answer» B. downmilling | |
| 12. |
The work is pulled by cutter teeth and hence the job may get spoiled or breakaway. This is the disadvantage of _____ process. |
| A. | upmilling |
| B. | downmilling |
| C. | can’t say anything |
| D. | none of the mentioned |
| Answer» C. can‚Äö√Ñ√∂‚àö√ë‚àö¬•t say anything | |
| 13. |
Difficulty is experienced in pouring coolant just on the cutting edge from where the chip begins. This is the disadvantage of______ process. |
| A. | upmilling |
| B. | downmilling |
| C. | can’t say anything |
| D. | none of the mentioned |
| Answer» B. downmilling | |