MCQOPTIONS
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MCQOPTIONS
This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Manufacturing Engineering Questions & Answers Lathe-1 knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
In surface finishing operation one should use a sharp tool with a ______ feed and _______ Speed of rotation of the job. |
| A. | Minimum, minimum |
| B. | Minimum, maximum |
| C. | Maximum, maximum |
| D. | Maximum, minimum |
| Answer» C. Maximum, maximum | |
| 2. |
Which of the following can produce both external as well as internal threads? |
| A. | Die threading with self opening die heads |
| B. | Thread tapping with taps |
| C. | Thread milling and multiple thread cutters |
| D. | Thread chasing with multiple rib chasers |
| Answer» D. Thread chasing with multiple rib chasers | |
| 3. |
Which of the following is used to produce quality screw threads? |
| A. | Thread casting |
| B. | Thread cutting with single point tool |
| C. | Thread milling ad cutting with single point tool |
| D. | Thread chasing |
| Answer» E. | |
| 4. |
Which of the followings is the correct type of threads used in lead screw having half nut in the lathe which is free to rotate in both directions? |
| A. | ACME threads |
| B. | Buttress threads |
| C. | Whitworth threads |
| D. | V threads |
| Answer» B. Buttress threads | |
| 5. |
In which of the following, tail stock method of taper turning operation will be preferred more? |
| A. | Internal tapers |
| B. | Steep tapers |
| C. | Small tapers |
| D. | Long slender tapers |
| Answer» E. | |
| 6. |
Compound rest swiveling method in taper turning operation is most suitable for |
| A. | Long jobs with small taper angles |
| B. | Short jobs with small taper angles |
| C. | Short jobs with steep taper angles |
| D. | Long jobs with steep taper angles |
| Answer» D. Long jobs with steep taper angles | |
| 7. |
Facing of work piece of diameter 72mm is need to be done at spindle speed of 80 rev per min at cross feed of 0.3mm/rev. The time required in minute for facing operation will be |
| A. | 2 |
| B. | 1.5 |
| C. | 2.5 |
| D. | 3 |
| Answer» C. 2.5 | |
| 8. |
If cutting tool travel 1000mm in the direction of feed motion with work piece rotational speed of 500 rpm and feed rate of 0.2mm/rev, machining time in minutes will be |
| A. | 2 |
| B. | 6 |
| C. | 8 |
| D. | 10 |
| Answer» E. | |
| 9. |
Which of the following is the correct basis in designing feed gear box for screw cutting? |
| A. | Geometric progression |
| B. | Arithmetic progression |
| C. | Logarithmic progression |
| D. | Harmonic progression |
| Answer» B. Arithmetic progression | |
| 10. |
Which of the following is correct about series of range of speed in simple lathe? |
| A. | Geometric progression |
| B. | Arithmetic progression |
| C. | Logarithmic progression |
| D. | Harmonic progression |
| Answer» B. Arithmetic progression | |