Mechanical Engineering - Engineering Materials - Discussion

Discussion Forum : Engineering Materials - Section 4 (Q.No. 21)
21.
Macro-structure of a material is, generally, examined by
naked eye
optical microscope
metallurgical microscope
X-ray techniques
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
3 comments Page 1 of 1.

Satyendra said:   2 years ago
The correct option is A for Naked eye macrostructure is used.

Rajkotha said:   4 years ago
Macro structure - low magnification and the naked eye.
Microstructure - high magnification.
Crystal structure - x-ray techniques.
(1)

DJ@rock said:   10 years ago
The method adopted for metallography examination can be divided in to two groups:

Macro examination either with the naked eye or under a very low magnification (x5-10).

Micro examination at high magnification (x20-2000).

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