Problems: Binary stars

IB Physics: Problems: Binary stars

1. The photograph below shows the big dipper a well known constellation. The stars marked with an arrow are Alcor and Mizar, Alcor is a visual binary.Another visual binary 5Pc from the Earth is viewed through a telescope. The angle subtended between the two stars in the binary is 6 arcseconds and the time period of the orbit is 10 years. Show that the combined mass of the stars is about Msun


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