Two stars, whose spectra peak at 660 nm and 480
Chapter 44, Problem 44.45(choose chapter or problem)
Two stars, whose spectra peak at 660 nm and 480 nm,respectively, both lie on the main sequence. Use Wienslaw, the Stefan-Boltzmann equation, and the H -R diagram(Fig. 44-6) to estimate the ratio of their diameters.
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