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August 30, 2014

August 30, 2014

Posted by **robert** on Monday, May 21, 2012 at 6:00am.

- physics -
**drwls**, Monday, May 21, 2012 at 10:52amThe Stefan-Boltzmann equation must use temperature in K.

T1 = 64.8 C = 338.0 K

If the radiating area stays the same,

0.818 T1^4 = 0.417 T2^4, so

T2 = 1.1835*T1 = 400.0 K = 126.8 C

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