A system of binary stars of mass mA and mB are moving in circular orbits of radii rA and rB respectively. If TA and TB are at the time periods of masses mA and mB respectively then A system of binary stars of mass mA and mB are moving in circular orbits of radii rA and rB respectively. If TA and TB are at the time periods of masses mA and mB respectively then October 5, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) , Facebook Messenger WhatsApp Share this:TwitterFacebook Related