Star C emits times more total power than Star D

PHYSICS · Subjective · AP · Physics 2: Algebra-based · Modern Physics · Modern Physics

Problem

Star C emits 6.06.0 times more total power than Star D. Spectroscopic measurements show that Star C’s radius is 1.51.5 times the radius of Star D. Determine the ratio of their surface temperatures TC/TDT_C/T_D.

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