A) \[W/{{m}^{2}}{{k}^{4}}\]
B) \[W/{{m}^{2}}\]
C) \[W/{{m}^{2}}K\]
D) \[W/{{m}^{2}}{{K}^{2}}\]
Correct Answer: A
Solution :
[a] \[E=\sigma A{{T}^{4}}\] E is energy dissipated per second. \[\sigma =\frac{E}{A{{T}^{4}}}=\frac{Watt}{{{m}^{2}}{{K}^{4}}}\]
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