Mathematics · Electric Current and Circuits
A 10 Ω resistor is connected across a battery. If the heat produced in the resistor per second is 40 J, what is the potential difference across the resistor?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 120 V✓
- 210 V
- 315 V
- 41.5 V
Correct answer
20 V
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