Answer / carl_ellis

The difference in temperature between the hot end and the
cold end, call a thermal gradient, of a pair of wires made
from dissimilar metals produces a voltage.

Tell 'em Carl sent you.

Answer / nandu

T/c has to junctions
1.hot 2.cold
depending upon the
difference b/w two
junctions the mV can
be measured becoz of
T/c material its a alloy

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