My Report

Advanced Machining and Processes Practice Test 7


Correct Answer: 2 points | Wrong: -1 point
Grades: A* (100% score) | A (80%-99%) | B (60%-80%) | C (40%-60%) | D (0%-40%)
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1. What is the relation between the melting point and the material removal rate?

2. The layer formed when unexpelled molten metal solidifies is known as _______________

3. What is the duration of sparks that are produced in Electro discharge machining?

4. Brass metal ensures which type of sparking conditions in Electro discharge machining?

5. What is the value of gap maintained between the electrodes when we use servo mechanism?

6. What happens to the crater size if we decrease the pulse time keeping the current constant?

7. Machining speeds have gone up to how many times after the invention of EDM?

8. State whether the following statement is true or false regarding the dielectric in EDM.
“In EDM, flushing through the tool is more preferred than side flushing.”

9. What are the tolerance values obtained by machining using EDM?

10. What is the value of pressure of electrolyte used in ECDB process?


 

Manish Bhojasia - Founder & CTO at Sanfoundry
Manish Bhojasia, a technology veteran with 20+ years @ Cisco & Wipro, is Founder and CTO at Sanfoundry. He lives in Bangalore, and focuses on development of Linux Kernel, SAN Technologies, Advanced C, Data Structures & Alogrithms. Stay connected with him at LinkedIn.

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