A solid copper disc and a copper ring have the same outer diameter at room temperature. They are both placed in a kiln and heated to 800°C. Which object will have the larger outer diameter after heating?

A solid copper disc and a copper ring have the same outer diameter at room temperature. They are both placed in a kiln and heated to 800°C. Which object will have the larger outer diameter after heating?

College Physics

1st Edition

ISBN:9781938168000

Author:Paul Peter Urone, Roger Hinrichs

Publisher:Paul Peter Urone, Roger Hinrichs

Chapter14: Heat And Heat Transfer Methods

Section: Chapter Questions

Problem 27PE: What would be the final temperature of the pan and water in Calculating the Final Temperature When...

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Question

A solid copper disc and a copper ring have the
same outer diameter at room temperature. They
are both placed in a kiln and heated to 800°C.
Which object will have the larger outer diameter
after heating?
1) the copper ring
2) there is no difference
O 3) indeterminable
4) the copper disc

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