Question: Question 3 ( a ) A copper alloy with different grain size is obtained formed by changing the cooling rate ( CR ) from the

Question 3(a) A copper alloy with different grain size is
obtained formed by changing the cooling rate (CR) from the liquid
state. In general, finer grains are obtained by
(fast/slow)
cooling. Explain briefly why.
The alloy formed by has the following properties:
Question 3 ( a ) A copper alloy with different

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