Friday, August 12, 2011

By seebeck effect,y there is no flow of current wen d junctions of d 2 conductors r kept in same temperature?

There are many ways to produce EMF, but the way we get it in case of Seebek effect, is the difference of temperature of the two junctions. Due to this difference, electrons have different energies. They move and create an electric current ONLYIF THERE IS A DIFFERENCE IN TEMPERATURES. If both the junctions are kept at the same temp., there will be no flow of electrons... and hence... no flow of current.

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