Chemical Engineering - Chemical Engineering Basics - Discussion

4. 

Materials used for making permanent magnets containing iron and nickel are made by __________ technique.

[A]. powder metallurgy
[B]. casting
[C]. forging
[D]. none of these

Answer: Option C

Explanation:

No answer description available for this question.

Naveen said: (May 25, 2019)  
The correct answer is powder metallurgy (A).

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