1.

What is the value of magnetic pressure used in Magnetic abrasive machining?

A. 0 – 30 kPa
B. 50 – 100 kPa
C. 100 – 200 kPa
D. 200 – 500 kPa
Answer» B. 50 ‚Äö√Ñ√∂‚àö√ë‚àö¬® 100 kPa


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