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The right choice of etchant depend on, which of the following factors?

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in Advanced Machining by (962k points)
The right choice of etchant depend on, which of the following factors?

(a) Rate of material removal

(b) Etching depth

(c) Cost and quality

(d) All of the mentioned

The question was asked during an online interview.

Query is from PCM-Process Description in section Chemical Processes of Advanced Machining

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Best answer
Right answer is (d) All of the mentioned

For explanation I would say: Etchant selection depends on cost, quality, etch depth and MRR rate.

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