A thermocouple is made from two metals, antimony and bismuth. If one junction on the couple is kept hot and the other is kept cold then, an electric current will

Options

(a) flow from antimony to bismuth at the cold junction
(b) flow from antimony to bismuth at the hot junction
(c) flow from bismuth to antimony at the cold junction
(d) not flow through the thermocouple

Correct Answer:

flow from antimony to bismuth at the hot junction

Explanation:

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