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This section includes 11 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. |
Rise in different parameters related to the MS and ECD lead to ___________ material removal rates. |
A. | Increase in |
B. | Decrease in |
C. | Normal |
D. | All of the mentioned |
Answer» B. Decrease in | |
2. |
RISE_IN_DIFFERENT_PARAMETERS_RELATED_TO_THE_MS_AND_ECD_LEAD_TO________MATERIAL_REMOVAL_RATES.?$ |
A. | Increase in |
B. | Decrease in |
C. | Normal |
D. | All of the mentioned |
Answer» B. Decrease in | |
3. |
High electro chemical dissolutions occur at which type of current densities? |
A. | Very Low |
B. | Low |
C. | Moderate |
D. | High |
Answer» E. | |
4. |
Which of the following affect the process performance of Mechanical scrubbing? |
A. | Stone pressure |
B. | Oscillating frequency |
C. | Amplitude |
D. | All of the mentioned |
Answer» E. | |
5. |
Which of the following are the process variables related to ECS? |
A. | Gap voltage |
B. | Electrolyte type |
C. | Concentration |
D. | All of the mentioned |
Answer» E. | |
6. |
What are the values of roundness and straightness obtained from machining using ECS? |
A. | 0.001 mm |
B. | 0.003 mm |
C. | 0.007 mm |
D. | 0.013 mm |
Answer» D. 0.013 mm | |
7. |
What are the tolerance values obtained in the ECS process? |
A. | ± 0.003 mm |
B. | ± 0.013 mm |
C. | ± 0.023 mm |
D. | ± 0.033 mm |
Answer» C. ¬¨¬®¬¨¬± 0.023 mm | |
8. |
MRR are reduced by how much amount in the presence of the oxide film? |
A. | 10 % |
B. | 30 % |
C. | 50 % |
D. | 70 % |
Answer» D. 70 % | |
9. |
How much amount of burr is produced in the process of ECS? |
A. | 10 % |
B. | 20 % |
C. | 50 % |
D. | No burr produced |
Answer» E. | |
10. |
Which of the mechanisms combine to form this hybrid process of ECS? |
A. | Electro chemical dissolution |
B. | Mechanical scrubbing |
C. | All of the mentioned |
D. | None of the mentioned |
Answer» D. None of the mentioned | |
11. |
What is the full form of ECS in the advanced machining processes? |
A. | Electro chemical superfinishing |
B. | Electro chemical scribing |
C. | Electron cluster scribing |
D. | Electron cluster superfinishing |
Answer» B. Electro chemical scribing | |