Wien's Law: If the sunlight from a star peaks at a wavelength of 0.55 µm, what temperature does this imply for the surface of that star? The constant in Wien's law is 0.00290 m ? K.
A. 9500 K
B. 5300 K
C. 2500 K
D. 25,000 K
E. 15,000 K
Answer: B
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