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State the law that explains the heating effect of current with respect to the measurable properties in an electrical circuit.

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Question

State the law that explains the heating effect of current with respect to the measurable properties in an electrical circuit.

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Solution

Joule's law of heating states that the heat dissipated across a resistor is directly proportional to:

  1. The square of the current flowing through it.
  2. The resistance of the conductor.
  3. Duration of the flow of current.
    H = `"I"^2 "Rt"`
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