How much thermal power is radiated by a light bulb

Reference no: EM13506189

(A) How much thermal power is radiated by a light bulb when its filament is heated to 2000°C? Assume that the filament is a blackbody of area 1.0 cm2. Ignore the temperature of the surroundings.

(B) At what wavelength is the radiation peaked?

Reference no: EM13506189

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