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    Physics
    General
    Easy

    Question

    In a P-N junction, there is no appreciable current if.....

    1. a potential difference is applied across the junction
    2. it is impossible
    3. P-section is a made positive and N-section negative
    4. a potential difference is applied across junction making P section negative and N-section positive

    The correct answer is: a potential difference is applied across junction making P section negative and N-section positive

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