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  3. Chhattisgarh PMT

Chhattisgarh PMT Chhattisgarh PMT Solved Paper-2009

  • question_answer
    If a current is allowed to pass through a circuit coasisung of two dissimilar metals, thers is eaher evolution or absorption of heat at the junction, depending upon the direction of the current. The effect is known as

    A)  See back effect               

    B)  Joule effect

    C)  Peltier effect                   

    D)  Thomson effect

    Correct Answer: C

    Solution :

    When current is passed through a junction of two different metals, the heat is either evolved or absorbed  at the junction. This effect is known as pettier effect.


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