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An aluminium rod with another alloy are bonded together at 20∘C to form a bimetal sensor. The length of the bimetal rod at 20∘C is 10 m. How much the rod will expand when the temperature is changed from 0∘C to 100∘C?The expansion coefficient of aluminium is 2.5×10−6/∘C.

Answer»

An aluminium rod with another alloy are bonded together at 20C to form a bimetal sensor. The length of the bimetal rod at 20C is 10 m. How much the rod will expand when the temperature is changed from 0C to 100C?

The expansion coefficient of aluminium is 2.5×106/C.



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