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  3. Chhattisgarh PMT

Chhattisgarh PMT Chhattisgarh PMT Solved Paper-2005

  • question_answer
    A semiconductor is cooled from \[T{{  }_{1}}\]K to \[T{{  }_{2}}\]K its resistance

    A)  will decrease

    B)  will increase

    C)  will first decrease and then increase

    D)  will not change

    Correct Answer: B

    Solution :

    For semiconductors Temperature \[\propto \frac{1}{\text{Resistance}},\]Therefore, when it is cooled from \[{{T}_{1}}K\] to \[{{T}_{2}}K\] its resistance will increase.


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