The luminosity of a Cepheid variable star compared with that of the Sun is
A) generally between 10 and 100 times larger.
B) about the same.
C) significantly less.
D) several hundred to several thousand times larger.

Question

Quizplus · Accepted Answer

Cepheid variable stars are significantly more luminous than the Sun, with their luminosity ranging from several hundred to several thousand times greater. This high luminosity is due to their larger mass and size compared to the Sun.

The Luminosity of a Cepheid Variable Star Compared with That