In a Spectroscopic Binary System, the Star Showing the Larger

question 83

Multiple Choice

In a spectroscopic binary system, the star showing the larger blueshift is:

• A)cooler and receding the fastest.
• B)less massive of the pair and receding slower.
• C)more massive and approaching us.
• D)less massive and approaching us at this moment.
• E)hotter and receding faster.

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