A 60 watt electric bulb loses its energy entirely by radiation from the surface of filament. If the surface area of the filament is 4 cm? and its coefficient of emission is 0.4 calculate the temperature of the filament (o = 5.7 × 10-8 S. I. units)
A 60 watt electric bulb loses its energy entirely by radiation from the surface of filament. If the surface area of the filament is 4 cm? and its coefficient of emission is 0.4 calculate the temperature of the filament (o = 5.7 × 10-8 S. I. units)
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![A 60 watt electric bulb loses its energy
entirely by radiation from the surface of
filament. If the surface area of the filament is 4
cm? and its coefficient of emission is 0.4
calculate the temperature of the filament
(o = 5.7 x 10-8 S. I. units)](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F9b4fbc71-852b-4155-a4ae-141c13ee674e%2F8d15a782-0140-4e1e-8ffb-e0cab245da2e%2Fi1ql6iy_processed.jpeg&w=3840&q=75)
Transcribed Image Text:A 60 watt electric bulb loses its energy
entirely by radiation from the surface of
filament. If the surface area of the filament is 4
cm? and its coefficient of emission is 0.4
calculate the temperature of the filament
(o = 5.7 x 10-8 S. I. units)
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