MCQOPTIONS
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MCQOPTIONS
This section includes 14 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. |
How much amount of energies are required for removal of oxide layers? |
| A. | Small |
| B. | Larger |
| C. | Moderate |
| D. | All of the mentioned |
| Answer» C. Moderate | |
| 2. |
Which of the following materials can be textured using the IBM process? |
| A. | Copper |
| B. | Nickel |
| C. | Stainless steel |
| D. | All of the mentioned |
| Answer» E. | |
| 3. |
State whether the following statement is true or false regarding the applications of IBM.“In IBM, thickness can be reduced which affects the surface finish.” |
| A. | True |
| B. | False |
| Answer» C. | |
| 4. |
WHICH_OF_THE_FOLLOWING_MATERIALS_CAN_BE_TEXTURED_USING_THE_IBM_PROCESS??$ |
| A. | Copper |
| B. | Nickel |
| C. | Stainless steel |
| D. | All of the mentioned |
| Answer» E. | |
| 5. |
How much amount of energies are required for removal of oxide layers?$ |
| A. | Small |
| B. | Larger |
| C. | Moderate |
| D. | All of the mentioned |
| Answer» C. Moderate | |
| 6. |
What are the thickness values of silicon samples that can be thinned? |
| A. | 1 to 5 µm |
| B. | 5 to 10 µm |
| C. | 10 to 15 µm |
| D. | 15 to 20 µm |
| Answer» D. 15 to 20 ¬¨¬®¬¨¬µm | |
| 7. |
State whether following statement is true or false regarding the applications of IBM. |
| A. | |
| B. | True |
| Answer» C. | |
| 8. |
Which of the following are the applications of IBM? |
| A. | Smoothing laser mirrors |
| B. | Polishing surfaces |
| C. | Shaping surface |
| D. | All of the mentioned |
| Answer» E. | |
| 9. |
What is the value of surface finish obtained by using Ion beam machining? |
| A. | <1 µm |
| B. | <3 µm |
| C. | <5 µm |
| D. | <7 µm |
| Answer» B. <3 ¬¨¬®¬¨¬µm | |
| 10. |
Surface texturing produces a cone-and-ridge like configuration on the order of which size? |
| A. | 0.5 µm |
| B. | 1 µm |
| C. | 1.5 µm |
| D. | 2 µm |
| Answer» C. 1.5 ¬¨¬®¬¨¬µm | |
| 11. |
What are the values of repeatability obtained in Ion beam machining? |
| A. | ± 1.0% |
| B. | ± 2.0% |
| C. | ± 3.0% |
| D. | ± 4.0% |
| Answer» B. ¬¨¬®¬¨¬± 2.0% | |
| 12. |
What are the accuracy levels that are obtained by using IBM? |
| A. | ± 1.0% |
| B. | ± 2.0% |
| C. | ± 3.0% |
| D. | ± 4.0% |
| Answer» B. ¬¨¬®¬¨¬± 2.0% | |
| 13. |
The slope of the side walls depends on which of the following factors? |
| A. | Voltage supply |
| B. | Angle of incidence |
| C. | Flux |
| D. | Current density |
| Answer» C. Flux | |
| 14. |
What are the dimensions that can machined on IBM? |
| A. | 0.1 to 1 nm |
| B. | 1 to 10 nm |
| C. | 10 to 100 nm |
| D. | 100 to 1000 nm |
| Answer» D. 100 to 1000 nm | |