Test Academy | A binary star has stars of masses m and nm (where n is a numerical factor) having separation of their centres as r. If these stars revolve because of gravitational force of each other, the period of revolution is given by 2πr¹.⁵/{Gnm²/(n+1)m}⁰.⁵, 2πr⁰.⁵/{G(n+1)m/nm}⁰.⁵, 2πr³/(2GMn/3), 2πr¹.⁵/(2GMn/3)⁰.⁶⁷

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A binary star has stars of masses m and nm (where n is a numerical factor) having separation of their centres as r. If these stars revolve because of gravitational force of each other, the period of revolution is given by

Options :

2πr¹.⁵/{Gnm²/(n+1)m}⁰.⁵
2πr⁰.⁵/{G(n+1)m/nm}⁰.⁵
2πr³/(2GMn/3)
2πr¹.⁵/(2GMn/3)⁰.⁶⁷

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