MCQOPTIONS
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MCQOPTIONS
This section includes 18 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. |
Machining time is expressed in______ |
| A. | mm/minute |
| B. | minute*minute |
| C. | minute |
| D. | none of the mentioned |
| Answer» D. none of the mentioned | |
| 2. |
If s2=feed per revolution, s1=feed per minute, n=rpm.Which of the following is mathematically right? |
| A. | s1=s2*n |
| B. | s2=s1*n |
| C. | s1*s2=n |
| D. | none of the mentioned |
| Answer» B. s2=s1*n | |
| 3. |
The formula for depth of cut is______d=diameter of the drill. |
| A. | d/4 |
| B. | d/2 |
| C. | d |
| D. | 2d |
| Answer» C. d | |
| 4. |
Depth of cut can be expressed in______ |
| A. | mm |
| B. | mm/revolution |
| C. | mm/minute |
| D. | none of the mentioned |
| Answer» B. mm/revolution | |
| 5. |
Formula for cutting speed is______d=diameter of drill in mm, n=rpm of drill. |
| A. | (d*n)/1000 |
| B. | (3.14*d*n)/1000 |
| C. | 3.14*d*n |
| D. | none of the mentioned |
| Answer» C. 3.14*d*n | |
| 6. |
THE_FORMULA_FOR_DEPTH_OF_CUT_IS______?$ |
| A. | |
| B. | d/4 |
| C. | d/2 |
| Answer» C. d/2 | |
| 7. |
Machining time is expressed in______$ |
| A. | mm/minute |
| B. | minute*minute |
| C. | minute |
| D. | none of the mentioned |
| Answer» D. none of the mentioned | |
| 8. |
If_s2=feed_per_revolution,_s1=feed_per_minute,_n=rpm.$ |
| A. | |
| B. | s1=s2*n |
| C. | s2=s1*n |
| Answer» B. s1=s2*n | |
| 9. |
Metal removal rate can be given as_____ |
| A. | (mm*mm*mm)/min |
| B. | (mm*mm*m)/revolution |
| C. | mm/revolution |
| D. | mm/minute |
| Answer» B. (mm*mm*m)/revolution | |
| 10. |
If l=length of travel of the drill in mm, n=rpm of the drill, s= feed per revolution of the drill in mm. Then machining time can be given as_____ |
| A. | (l*n)/s |
| B. | (l*s)/n |
| C. | l/(n*s) |
| D. | none of the mentioned |
| Answer» D. none of the mentioned | |
| 11. |
Depth of cut can be expressed in_____? |
| A. | mm |
| B. | mm/revolution |
| C. | mm/minute |
| D. | none of the mentioned |
| Answer» B. mm/revolution | |
| 12. |
______ is equal to half the diameter of the drill used. |
| A. | feed |
| B. | depth of cut |
| C. | machining time |
| D. | none of the mentioned |
| Answer» C. machining time | |
| 13. |
The feed may be expressed in______ |
| A. | mm/revolution |
| B. | mm*revolution |
| C. | mm |
| D. | none of the mentioned |
| Answer» B. mm*revolution | |
| 14. |
The ______ of a drill is the distance the drill moves into the work at each revolution of the spindle. |
| A. | depth of cut |
| B. | feed |
| C. | cutting speed |
| D. | none of the mentioned |
| Answer» C. cutting speed | |
| 15. |
Formula for cutting speed is______ |
| A. | |
| B. | (d*n)/1000 |
| C. | (3.14*d*n)/1000 |
| Answer» C. (3.14*d*n)/1000 | |
| 16. |
Cutting speed generally express in_____ |
| A. | meter |
| B. | meter/minute |
| C. | meter*minute |
| D. | none of the mentioned |
| Answer» C. meter*minute | |
| 17. |
Which of the following is considered as the peripheral speed of the drill? |
| A. | cutting speed |
| B. | feed |
| C. | depth of cut |
| D. | none of the mentioned |
| Answer» B. feed | |
| 18. |
Which of the following are the cutting parameters used in drill? |
| A. | cutting speed |
| B. | feed |
| C. | depth of cut |
| D. | all of the mentioned |
| Answer» E. | |