Question

Grain boundaries occur due to the.

Change in orientation of atoms in crystal

Change in type of bond

Change in stress concentration

Applied stress

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Answer 1

Apne Kshetra Mein badhti Hui Chori ki ghatnaon phone snatching ki ghatnaon

Answer 2

Change in orientation of atoms in crystal

Explanation:

• The grain boundaries are the internal interfaces generated as a result of miss-orientation of the crystal grains of a matter. These form a weak zone in any substance and the boundaries propagate when subjected to stress.

• These can be utilized in the machining process of a substance. The grains of the matter can be refined using various heat treatment processes.

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TOPIC: grain boundaries

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