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Light bulb 1 operates with a filament temperature of 2700 K whereas light bulb 2 has a filament temperature of 2100 K . Both filaments have the same emissivity, and both bulbs radiate the same power. Find the ratio A1 / A2 of the filament areas of the bulbs. | Numerade

Light bulb 1 operates with a filament temperature of 2700 K whereas light bulb 2 has a filament temperature of 2100 K . Both filaments have the same emissivity, and both bulbs

Light bulb 1 operates with a filament temperature of 2700 K whereas light bulb 2 has a filament temperature of 2100 K . Both filaments have the same emissivity, and both bulbs radiate the same power. Find the ratio A1 / A2 of the filament areas of the bulbs.

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an incandescent light bulb filament produces light with a peak wavelength of 950 nm calculate the temperature of this filament 06743

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