bimetallic strip is used in temperature control devices because the two metals used in a bimetallic strip
a. expand unequally when heated
b. are good conductors of heat
C. conduct heat at different rates
d. can bend easily.
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Answer:
your answer is a )
Explanation:
The strip at the exterior has higher coefficient of linear expansion and the interior one has less so that it bends usually to break of the circuit
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