Task id13044
📂 Physics
👤 nerdmavr
Product Description
The resistance of a 100-watt electric lamp operating at a voltage of 120 V in a hot state is 10 times greater than in a cold state. Find its resistance in a cold state (at 20°C) and the average temperature coefficient of resistance if the filament temperature is 2000°C.
Additional Information
Detailed solution. Format gif
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