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Which of the following defects cannot be altered or eliminated using CHM?

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in Advanced Machining by (962k points)
Which of the following defects cannot be altered or eliminated using CHM?

(a) Waviness

(b) Surface imperfections

(c) Scratches

(d) Dents

I got this question by my school principal while I was bunking the class.

My doubt stems from CHM in chapter Chemical Processes of Advanced Machining

1 Answer

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Best answer
The correct answer is (b) Surface imperfections

The explanation is: Using CHM, surface imperfections cannot be eliminated.

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