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September 1, 2014

Homework Help: PHYSICS HELP

Posted by JOHN on Wednesday, January 9, 2013 at 5:16pm.

Back in the stage coach era, iron rims were placed on wooden wheels by shrink-fitting. Suppose that the wheel has a diameter of 100.00 cm, whereas the rim has an inside diameter if 99.75 cm at 20C. How hot must the iron rim be heated if it is to be slid over the wheel?
(Let's say the average coefficient of linear expansion for iron is 11 x 10^-6 [( C)^-1] )

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