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The thermoelectric powers of iron and ni...

The thermoelectric powers of iron and nickel with respect to lead are +12 and `-20 muV` respectivelty at `50^(@)C` . Find the emf of the an iron-nickel thermocouple with junctions at `0^(@)C` and `100^(@)`C.

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The correct Answer is:
`3200 mu V`
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