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a) Thomson's heat is proportional to the current passing by the conductor.
b) This effect is produced when parts of similar conductor are kept at dissimilar temperature.
c) It is a reversible effect.
d) This effect depends upon nature of conductor and temperature difference of dissimilar parts of the conductor.
e) It is heating as well as cooling effect.
why a metal disc is thrown up when it is placed on the top of an electromagnet is the current is switched on?
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