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This section includes 14 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. |
Downmilling is easily used on flexible, thin and flat jobs. |
A. | true |
B. | false |
Answer» B. false | |
2. |
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’t say anything | |
3. |
In downmilling, more springing actions are there in cutter. |
A. | true |
B. | false |
Answer» C. | |
4. |
In downmilling, the machine must have fixed on it a backlash error eliminator. |
A. | true |
B. | false |
Answer» B. false | |
5. |
For downmilling, _______ machines are used. |
A. | light |
B. | moderate |
C. | rigid |
D. | none of the mentioned |
Answer» D. none of the mentioned | |
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. |
Downmilling 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» B. against the | |
9. |
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’t say anything | |
10. |
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’t say anything | |
11. |
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’t say anything | |
12. |
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 | |
13. |
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’t say anything | |
14. |
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 | |