What is the lifetime of a 10-solar-mass star on the main sequence
A)$3.2 × 10^7$ years
B)320 years
C)$3.2 × 10^{12}$ years
D)$1× 10^9$ years
E)$1 × 10^{11}$ years

Question

Quizplus · Accepted Answer

A 10-solar-mass star has a shorter main sequence lifetime compared to a star like the Sun due to its much higher rate of nuclear fusion. The correct estimate is $3.2 × 10^7$ years.

What Is the Lifetime of a 10-Solar-Mass Star on the Main