MCQOPTIONS
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MCQOPTIONS
This section includes 13 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. |
Which of the following is not a limitation of Chemical milling process? |
| A. | Steep tapers not practical |
| B. | Low scrap rates |
| C. | Less scribing accuracy |
| D. | Deep narrow cuts |
| Answer» C. Less scribing accuracy | |
| 2. |
Which of the following are the other limitations of Chemical milling process? |
| A. | Hydrogen pickup |
| B. | Intergranular attack |
| C. | Complex designs becoming expensive |
| D. | All of the mentioned |
| Answer» E. | |
| 3. |
The absence of residual stresses on the chemically machined surfaces can produce __________ strength. |
| A. | Favorable fatigue |
| B. | Unfavorable fatigue |
| C. | Constructive fatigue |
| D. | None of the mentioned |
| Answer» C. Constructive fatigue | |
| 4. |
State whether the following statement regarding the limitations of CHM.“Welded areas etch, at a rate that is same as base metal.” |
| A. | True |
| B. | False |
| Answer» C. | |
| 5. |
WHICH_OF_THE_FOLLOWING_IS_NOT_A_LIMITATION_OF_CHEMICAL_MILLING_PROCESS??$ |
| A. | Steep tapers not practical |
| B. | Low scrap rates |
| C. | Less scribing accuracy |
| D. | Deep narrow cuts |
| Answer» C. Less scribing accuracy | |
| 6. |
Which of the following, indicate the accuracy of scribing by Chemical milling process? |
| A. | Unlimited |
| B. | Boundless |
| C. | Infinite |
| D. | None of the mentioned |
| Answer» E. | |
| 7. |
The absence of residual stresses on the chemically machined surfaces can produce _____ strength. |
| A. | Favorable fatigue |
| B. | Unfavorable fatigue |
| C. | Constructive fatigue |
| D. | None of the mentioned |
| Answer» C. Constructive fatigue | |
| 8. |
State whether following statement regarding the limitations of CHM. |
| A. | |
| B. | True |
| Answer» C. | |
| 9. |
Porous castings yield, which type of surfaces in Chemical milling process? |
| A. | Uniform surfaces |
| B. | Even surfaces |
| C. | Uneven surfaces |
| D. | None of the mentioned |
| Answer» D. None of the mentioned | |
| 10. |
Which type of metallurgical surfaces are needed in Chemical milling process? |
| A. | Homogenous |
| B. | Heterogeneous |
| C. | Mixture |
| D. | None of the mentioned |
| Answer» B. Heterogeneous | |
| 11. |
Hand masking, scribing and stripping can be difficult, due to which of the following factors? |
| A. | Time consuming |
| B. | Repetitive |
| C. | Tedious |
| D. | All of the mentioned |
| Answer» E. | |
| 12. |
What is the value of shallow cuts obtained on sheets and plates, when we use CHM? |
| A. | 3.83 mm |
| B. | 6.39 mm |
| C. | 12.27 mm |
| D. | 20.32 mm |
| Answer» D. 20.32 mm | |
| 13. |
Which of the following are the limitations of Chemical milling process? |
| A. | Disposal of chemicals |
| B. | Limited scribing accuracy |
| C. | Surface imperfections |
| D. | All of the mentioned |
| Answer» E. | |