117) crystal structure of a material is generally examined by
Answer is:
X-ray techniques
Related Engineering Materials MCQ with Answers
Answer is:
the average grain size is a minimum
Explanation:
When low carbon steel is heated up to upper critical temperature The average grain size is a minimum
Answer is:
the grain size increases very rapidly
Answer is:
there is no change in grain size
Explanation:
When low carbon steel is heated up to lower critical temperature There is no change in grain size
Answer is:
different crystal structures at different temperatures
Explanation:
allotropy is the existence of two or more crystalline or molecular structural forms of an element that have different chemical or physical attributes.