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Write the principle of potentiometer obtain …

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Write the principle of potentiometer obtain the expression for the study of the internal resistance

    • Posted by Muskan Sejwar 5 years, 10 months ago

    CBSE > Class 12 > Physics
    • 1 answers

    Riya Rana 5 years, 10 months ago

    At constant current flowing through a wire of constant area of cross section the potential drop across the wire is directly proportional to the length of the given wire. Hence, V=kL........and r=R(L1 / L2 -1)

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