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Transistor does not work in railway …

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Transistor does not work in railway carriage . Why?

    • Posted by Kushal Jharwal 7 years, 11 months ago

    CBSE > Class 12 > Physics
    • 1 answers

    Kushal Jharwal 7 years, 11 months ago

    The railway carriage works as an electric screen. The electric field inside the carriage is zero and any change form outside in electric field cannot enter the carriage. Hence the electromagnetic signals do not find their entry in the railway carriage . Due to it , the transistor does not work in railway carriage

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