Use the following graph and the relationship M/L to estimate the main-sequence lifetime of a star with a mass equal to 10 times that of the Sun. Note that the Sun's main-sequence lifetime is about 1010 years.
A) 3 million years
B) 30 million years
C) 300 million years
D) 3 billion years
E) 30 billion years
Correct Answer:
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Q17: A 10M
Q18: The main-sequence lifetime of a star
Q19: The evolutionary cutoff between low- and
Q20: Stars evolve primarily because they use up
Q21: The Sun will likely stop being a
Q23: During evolutionary phase A in the figure
Q24: Using this diagram, identify the star with
Q25: A main-sequence star is unique because:
A) hydrostatic
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