Wednesday
July 23, 2014

Homework Help: physics

Posted by physicshelp on Sunday, January 13, 2013 at 1:17pm.

Two pieces of metal (A and B) are identical
in every way, except that A has a much larger
thermal expansion coefficient.
If equal amounts of heat are added to both
pieces of metal, which metal does more work
on its surroundings?
1. A
2. B
3. They do the same work.
4. Unable to determine
please help

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