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IIT JEE Advanced 2006 Paper 1

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Question : 8

Total: 120

A system of binary stars of masses mA and mB are moving in circular orbits of radii rA and rB, respectively. If TA and TB are the time periods of masses mA and mB, respectively, then

TA
TB
= (
rA
rB
)
3
2
TA > TB if rA > rB
TA > TB if mA > mB
TA=TB

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