Which of the following stars spend the LEAST amount of time on their Hayashi tracks?
A) type M main-sequence stars
B) type B main-sequence stars
C) Sun-like (type G) stars
D) low-mass red giants
E) type F main-sequence stars

Question

Quizplus · Accepted Answer

Type B main-sequence stars are massive and have high luminosities, causing them to evolve quickly and spend the least amount of time on their Hayashi tracks compared to less massive stars.

Which of the Following Stars Spend the LEAST Amount of Time