A Cu-Zn alloy has an initial grain diameter of 0.01 mm. The alloy is then heated to
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A Cu-Zn alloy has an initial grain diameter of 0.01 mm. The alloy is then heated to various temperatures, permitting grain growth to occur. The times required for the grains to grow to a diameter of 0.30 mm are shown below.
Determine the activation energy for grain growth. Does this correlate with the diffusion of zinc in copper?
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ANSWER The activation energy for grain growth is approximately 137 kJmol This does correlate with th...View the full answer
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Related Book For 
The Science And Engineering Of Materials
ISBN: 9781305076761
7th Edition
Authors: Donald R. Askeland, Wendelin J. Wright
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