You Observe a 0 $\odot$ White Dwarf in a Binary Orbit Around a Main-Sequence

question 37

Multiple Choice

You observe a 0.8 M _$\odot$ white dwarf in a binary orbit around a main-sequence star of mass 1.4 M _$\odot$ . Which of the following is most likely the original mass of the star that became the white dwarf?

• A) 0.5 M _\(\odot\)
• B) 1 M _\(\odot\)
• C) 0.8 M _\(\odot\)
• D) 1.4 M _\(\odot\)
• E) 3 M _\(\odot\)