Question
Question: For a given temperature difference, which of the following pairs will generate maximum thermo e.m.f....
For a given temperature difference, which of the following pairs will generate maximum thermo e.m.f.
A
Antimony-bismuth
B
Silver-gold
C
Iron-copper
D
Lead-nickel
Answer
Antimony-bismuth
Explanation
Solution
As a rule, more the metals are separated from each other in the thermoelectric series, the greater will be the thermo emf.