MCQOPTIONS
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MCQOPTIONS
This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Manufacturing Processes knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
IN_USM,_MATERIAL_REMOVAL_MAY_OCCUR_DUE_TO______?$ |
| A. | fatigue failure |
| B. | fouling failure |
| C. | free flowing impact of the abrasive |
| D. | creep |
| Answer» D. creep | |
| 2. |
Increasing_volume_concentration_of_abrasive_in_slurry_would_affect_MRR_in_which_of_the_following_manner?$ |
| A. | increase MRR |
| B. | decrease MRR |
| C. | would not change MRR |
| D. | initially decrease and then increase MRR |
| Answer» B. decrease MRR | |
| 3. |
During USM, cracks are produced due to ____? |
| A. | von-mises stresses |
| B. | hertzian stresses |
| C. | principal stresses |
| D. | episodic acute stresses |
| Answer» C. principal stresses | |
| 4. |
In case of brittle materials, the material is removed by crack initiation. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 5. |
In ultrasonic machining, the abrasive particles act as the __________ |
| A. | chip carriers |
| B. | intenders |
| C. | finishing particles |
| D. | thickening agent for the slurry |
| Answer» C. finishing particles | |
| 6. |
In ultrasonic machining (USM), the tool is pressed downward. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 7. |
Under what frequency ultrasonic machining is done? |
| A. | 5—10 Hz |
| B. | 5—10 kHz |
| C. | 12—19 Hz |
| D. | 19—25 kHz |
| Answer» E. | |
| 8. |
Tool in USM is generally made from which of the following materials? |
| A. | Glass |
| B. | Ceramic |
| C. | Carbides |
| D. | Steel |
| Answer» E. | |
| 9. |
Which of the following material is not generally machined by USM? |
| A. | Copper |
| B. | Glass |
| C. | Silicon |
| D. | Germanium |
| Answer» B. Glass | |
| 10. |
Ultrasonic machining (USM) can be classified as which of the following type of non-traditional machining process? |
| A. | electrical |
| B. | optical |
| C. | mechanical |
| D. | chemical |
| Answer» D. chemical | |