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  3. RAJASTHAN PMT

RAJASTHAN PMT Rajasthan - PMT Solved Paper-1999

  • question_answer
    Temperature of a piece of silicon is raised from \[{{27}^{o}}C\] to \[{{100}^{o}}C,\] then its conductivity:

    A)  increases           

    B)         decreases         

    C)         remains same  

    D)         becomes zero

    Correct Answer: A

    Solution :

    According to Ohm's law, conductivity of semiconductor increase with increase in temperature.


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