0
votes
2answers
63 views

What is the distinction between thermal and electrical conductivities?

Aren't they both caused by electron motion?
0
votes
0answers
240 views

What is an accurate equation for joule heating?

I know two different equations that provides the joule heating effect. The first one only depends on the potential ($\varphi$) and the electrical conductivity ($\gamma$) and can de modeled based on ...
4
votes
1answer
97 views

Thermal conductivity affected by electrical current

Does anyone know of any materials whereby the thermal conductivity can be changed by passing an electrical current through the material?
0
votes
2answers
611 views

How can I measure the conductivity of a copper rod?

I would like to perform an experiment to measure the conductivity of a copper rod. What device can I use to perform to experiment? is there such a thing as a conductivity meter? All i found was an ...