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Eddy Currents

When current ...

Question

When current passes through the junction of two different metals, evolution or absorption of heat at the junction is known as

A

Seebeck effect

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B

Peltier effect

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C

Thomson effect

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D

Joule effect

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Solution

The correct option is B Peltier effect
Peltier Effect : When an electric current is passed through two dissimilar conductors connected to form a thermocouple ,heat is evolved at one junction and absorbed at the other end.The absorption and evolution of heat depends on the direction of flow of current

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