Question:medium
A current of 3 A flows through a resistor of resistance 4 Ω for 2 minutes. The heat produced is:
A current of 3 A flows through a resistor of resistance 4 Ω for 2 minutes. The heat produced is:
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Formula: \( H = I^2 R t \) gives heat in joules when current is in amperes, resistance in ohms, and time in seconds.
Updated On: Nov 26, 2025
- 4320 J
- 4720 J
- 4960 J
- 4360 J
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