MCQOPTIONS
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MCQOPTIONS
This section includes 4 Mcqs, each offering curated multiple-choice questions to sharpen your Advanced Machining knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Between which values does the side gap s surface roughness vary? |
| A. | >1 m |
| B. | >3 m |
| C. | >5 m |
| D. | >7 m |
| Answer» D. >7 m | |
| 2. |
Between which values does the frontal gap s surface roughness vary? |
| A. | 0.02 to 0.13 m |
| B. | 0.30 to 1.90 m |
| C. | 1.93 to 2.64 m |
| D. | 2.73 to 4.26 m |
| Answer» C. 1.93 to 2.64 m | |
| 3. |
State whether the following statement is true or false about electrolyte in ECM. Machinability in ECM is enhanced, when electrolyte is heated. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 4. |
Nickel can be machined with 100% current efficiency, when current density value is ______________ |
| A. | 10 A/cm<sup>2</sup> |
| B. | 25 A/cm<sup>2</sup> |
| C. | 45 A/cm<sup>2</sup> |
| D. | 80 A/cm<sup>2</sup> |
| Answer» C. 45 A/cm<sup>2</sup> | |