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State the Principle of Working of a Potentiometer. - CBSE (Science) Class 12 - Physics

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Question

State the principle of working of a potentiometer.

Solution

Principle of potentiometer: When a constant current is passed through a wire of uniform cross-sectional area, the potential drop across any portion of the wire is directly proportional to the length of that portion.

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Solution State the Principle of Working of a Potentiometer. Concept: Potentiometer.
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