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The resistance of a wire of iron is  and temp. coefficient of resistance is  At  it carries  of current. Keeping constant potential difference between its ends, the temperature of the wire is raised to  The current in  that flows in the wire is


Question ID - 151720 | Toppr Answer

The resistance of a wire of iron is  and temp. coefficient of resistance is  At  it carries  of current. Keeping constant potential difference between its ends, the temperature of the wire is raised to  The current in  that flows in the wire is

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