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    Modern Physics: Current in Wolfram Filament

    Homework Statement Determine the current in the wolfram filament with the diameter 0.8 mm and the temperature T=2800K, which is maintained constant. Specific electrical resistance of the filament is ρ = 0.92⋅10-4Ohm⋅cm. The temperature of environment is t = 17C. Homework Equations...
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