Of metals and alloy, which has greater value of temperature coefficien – InterviewSolution

1.	Of metals and alloy, which has greater value of temperature coefficient?
Answer» The value of α is more for metals than for alloy. For example, α for copper (metal) = 1.7 X 10^-5°C^-1 and that for invar (alloy) = 6.7 X 10^-7°C^-1.

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