If an 08 M_SUN white Dwarf Could Accrete Matter from a Binary

question 63

Multiple Choice

If an 0.8 M_SUN white dwarf could accrete matter from a binary companion at a rate of 10^-9 M_SUN/yr, how long would it take before it exploded as a Type Ia supernova?

• A) 600,000 years
• B) 20 million years
• C) 200 million years
• D) 600 million years
• E) 1 billion years

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Definitions:

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