Multiple Choice
What is the radius of a red giant star that has a luminosity of 300 L⨀ and a temperature of 4000 K? (Note that the temperature of the Sun is 5800 K. )
A) 8 R⨀
B) 13 R⨀
C) 25 R⨀
D) 36 R⨀
E) 65 R⨀
Correct Answer:
Verified
Correct Answer:
Verified
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