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Two equal-mass stars maintain a constant distance apart of 8.0 x 1010 m and rotate about a point midway between them at a rate of one revolution every 12.6 yr.
(a) Why don’t the two stars crash into one another due to the gravitational force between them?
(b) What must be the mass of each star?

Respuesta :

u know an object is moving along a circular path feels a centrifugal force which is opsit to gravitational attraction force. both these 2 forces balanced each other

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