MCQOPTIONS
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MCQOPTIONS
This section includes 13 Mcqs, each offering curated multiple-choice questions to sharpen your Manufacturing Engineering knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which of the following is not a function of electrolyte in ECM? |
| A. | It completes the circuit |
| B. | It helps in electrochemical reaction |
| C. | It carries away heat and waste product |
| D. | It provide non reactive environment |
| Answer» E. | |
| 2. |
Electrolytes used in ECM must posses |
| A. | Low electrical conductivity |
| B. | Low chemical stability |
| C. | High electrical conductivity |
| D. | None of the mentioned |
| Answer» D. None of the mentioned | |
| 3. |
Electrode gap in electro chemical machining is generally ranged from |
| A. | 0.5 mm to 0.9 mm |
| B. | 1.1 mm to 1.2 mm |
| C. | 0.1 mm to 0.2 mm |
| D. | 3.1 mm to 4.2 mm |
| Answer» D. 3.1 mm to 4.2 mm | |
| 4. |
ELECTROLYTES_USED_IN_ECM_MUST_POSSES?$ |
| A. | Low electrical conductivity |
| B. | Low chemical stability |
| C. | High electrical conductivity |
| D. | None of the mentioned |
| Answer» D. None of the mentioned | |
| 5. |
Which_of_the_following_is_not_a_function_of_electrolyte_in_ECM?$ |
| A. | It completes the circuit |
| B. | It helps in electrochemical reaction |
| C. | It carries away heat and waste product |
| D. | It provide non reactive environment |
| Answer» E. | |
| 6. |
Electrode gap in electro chemical machining is generally ranged fro? |
| A. | 0.5 mm to 0.9 mm |
| B. | 1.1 mm to 1.2 mm |
| C. | 0.1 mm to 0.2 mm |
| D. | 3.1 mm to 4.2 mm |
| Answer» D. 3.1 mm to 4.2 mm | |
| 7. |
Which of the following material can be machined using electro chemical machining? |
| A. | Iron |
| B. | Rubber |
| C. | Plastic |
| D. | Wood |
| Answer» B. Rubber | |
| 8. |
Which of the following material cannot be machined using electro chemical machining? |
| A. | Iron |
| B. | Aluminum |
| C. | Copper |
| D. | Wood |
| Answer» E. | |
| 9. |
Which of the following is correct about ECM? |
| A. | Erosion of metal takes place as a reverse process of electroplating |
| B. | Thermal stresses are induced |
| C. | Mechanical stresses are induced |
| D. | None of the mentioned |
| Answer» B. Thermal stresses are induced | |
| 10. |
In ECM, tool does not touch the work piece. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 11. |
In ECM, heavy electrical sparks are created. |
| A. | True |
| B. | False |
| Answer» C. | |
| 12. |
Which of the following is conventional machining process? |
| A. | Electro chemical machining |
| B. | Milling |
| C. | Electron discharge machining |
| D. | None of the mentioned |
| Answer» C. Electron discharge machining | |
| 13. |
Which of the following is un-conventional machining process? |
| A. | Grinding |
| B. | Milling |
| C. | Turning |
| D. | Electro chemical machining |
| Answer» E. | |