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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. |
State whether the following statement is true or false regarding the HAZ in EDM.
|
A. | True |
B. | False |
Answer» C. | |
2. |
The depth of the annealed surface is __________ to the amount of power used in machining operation. |
A. | Directly proportional |
B. | Inversely proportional |
C. | Exponential |
D. | All of the mentioned |
Answer» B. Inversely proportional | |
3. |
In Electro discharge machining, some annealing of the work piece can be expected __________ the machined surface. |
A. | On |
B. | Just below |
C. | Above |
D. | At bottom |
Answer» C. Above | |
4. |
What is the value of thickness of recast layer obtained when power of 5 J is given? |
A. | 1 m |
B. | 3 m |
C. | 5 m |
D. | 7 m |
Answer» B. 3 m | |