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Home Q & A Board Science-Related Homework Help Physics
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mikael mikael
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9 years ago

 
A sphere of surface area 1.25 m2 and emissivity 1.0 is at a temperature of 100.0°C. The rate at which it radiates heat into empty space is closest to 
A)
 
7.1 W 
B)
 
0.71 mW 
C)
 
1.4 kW 
D)
 
9.9 mW 
E)
 
3.7 W 
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padrepadre
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mikael Author
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#2
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9 years ago
Thanks for helping me on my physics homework
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