A brass ring of diameter 10.00 cm at 22.3°C is heated and slipped over an aluminum rod of diameter 10.01 cm at 22.3°C. Assume the average coefficients of linear expansion are constant. (a) To what temperature must the combination be cooled to separate the two metals?  ?°C Is that temperature attainable?

University Physics Volume 2
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Chapter3: The First Law Of Thermodynamics
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Problem 66P: One of a dilute diatomic gas occupying a volume of 10.00 L expands against a constant pressure of...
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A brass ring of diameter 10.00 cm at 22.3°C is heated and slipped over an aluminum rod of diameter 10.01 cm at 22.3°C. Assume the average coefficients of linear expansion are constant.

(a) To what temperature must the combination be cooled to separate the two metals?
 ?°C

Is that temperature attainable?
Yes or No    

(b) What if the aluminum rod were 10.05 cm in diameter?
 ?°C

Is that temperature attainable?
Yes or No  
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