Current Electricity Charging Discharging Of Capacitors Question 760

Question: For a given temperature difference, which of the following pairs will generate maximum thermo e.m.f.

[MP PMT 1994]

Options:

A) Antimony-bismuth

B) Silver-gold

C) Iron-copper

D) Lead-nickel

Show Answer

Answer:

Correct Answer: A

Solution:

As a rule, more the metals are separated from each other in the thermoelectric series, the greater will be the thermo emf.