Discussion :: Physics
- Thermocouple consists of
|
A.
Two dissimilar metals |
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B.
Two similar metals |
|
C.
Metal and a semiconductor |
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D.
Metal and an insulator |
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Answer : Option A
Explanation :
A thermocouple consists of two dissimilar metals, joined together at one end. When the junction of the two metals is cooled or heated a voltage is produced that can be correlated back to the temperature. Most thermocouple alloys are commonly available as wire.
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