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danby danby
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A month ago

If the orbital velocity of the lower-mass star in an eclipsing binary is 97 km/sec and it is completely eclipsed by the more massive star for 2 hours, what is the approximate diameter of the more massive star?



194 km



4656 km



350,000 km



700,000 km

Textbook 
ASTRO

ASTRO


Edition: 3rd
Authors:
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maoginmaogin
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A month ago
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danby Author
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