What is the limitation of microscopic inspection to check surface finish?

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Mr. Dubey

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📊 Metrology and Measurements

Q. What is the limitation of microscopic inspection to check surface finish?

(A) an average value is needed
(B) small portion of surface can be detected at a time
(C) a master finish surface is also needed
(D) it is necessary to inspect whole surface together

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✅ Correct Answer: (B) small portion of surface can be detected at a time

Explanation: microscopic inspection method have some limitation that at a time only a small portion of the surface can be inspected. so for inspection, several readings are required in this method to get an average value.

Explanation by: Mr. Dubey

microscopic inspection method have some limitation that at a time only a small portion of the surface can be inspected. so for inspection, several readings are required in this method to get an average value.

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