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A potentiometer wire of length 1m …

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A potentiometer wire of length 1m has resistance of 10ohm. It is connected in series to an external resistance R and cell of emf 2V with negligible internal resistance.A source of emf 10mV is balanced by length of 40cm of potentiometer wire. Find R

    • Posted by R D 7 years, 6 months ago

    CBSE > Class 12 > Physics
    • 0 answers
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