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In supercooled metals, the grain growth occurs in ____________ manner.

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in Engineering Material & Metallurgy by (773k points)
In supercooled metals, the grain growth occurs in ____________ manner.

(a) Dendritic

(b) Pyramidal

(c) Granular

(d) Linear

I got this question in an online interview.

The doubt is from Nucleation, Growth and Segregation, Recovery, Recrystallisation and Grain Growth in portion Mechanical Working Processes & Phase Transformations of Engineering Material & Metallurgy

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Correct option is (a) Dendritic

For explanation I would say: Growth is defined as an increase in the size of the nucleus, which occurs after nucleation. Grain growth may occur dendritically if the liquid metal is supercooled.

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