Physics · Electric Current and Heating Effect
According to Joule's heating effect, which of the following changes will increase the rate of heat produced by a resistive heating element?
- 1Increasing the current flowing through the wire✓
- 2Using a wire of lower resistance at constant current
- 3Decreasing the applied voltage across it
- 4Using a material with lower resistivity
Correct answer
Increasing the current flowing through the wire
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