A white dwarf star whose temperature is the same as that of the Sun will have a radius that is (see Fig.10-8,Comins,Discovering the Essential Universe,6th ed.):
A) 10 times smaller than that of the Sun.
B) the same size as the Sun's.
C) 2 times smaller than that of the Sun.
D) 100 times smaller than that of the Sun.

Question

Quizplus · Accepted Answer

A white dwarf is much denser and smaller than the Sun. Despite having a similar temperature, its radius is significantly smaller, typically about 100 times smaller than the Sun's.

A White Dwarf Star Whose Temperature Is the Same as That