Estimat the main sequence lifetime of a star

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Reference no: EM13271990

The larger the mass of a star, the shorter its Main Sequence lifetime becomes.

a) Estimat the Main Sequence lifetime of a star with a mass of 6 Msolar.

b) It is believed that such a star lived longer when the Universe was still very young. Can you think of a reason why?

Reference no: EM13271990

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