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The filament of a light bulb has a temperature of 2580oC and radiates 60 W of power at a room temperature of 20oC. The emissivity

The filament of a light bulb has a temperature of 2580oC and radiates 60 W of power at a room temperature of 20oC. The emissivity of the filament is 0.36. What is the surface area of the filament?

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Question 13 The filament of a light bulb has a temperature of 2580C and radiates 60 W of power at a room temperature of 20C. The emissivity of the filament Not yet is 0.36. What is the surface area of the filament? answered Points out of Select one: 6.00 O a. 0.44 cm2 Flag O b. 0.62 cm2 question O c. 0.74 cm O d. 0.91 cm2 O e. 0.144 cm2

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