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A wire of diameter d, length …

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A wire of diameter d, length l and resistivity ρ forms a circular loop. A current enters and leaves the loop at points P and Q shown in Figure 2. Show that the resistance R of the wire is given by the expression R = 4ρx(l − x) πd2l

    • Posted by Andrea Van Niekerk 4 years, 11 months ago

    CBSE > Class 12 > Physics
    • 0 answers
    ANSWER
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