Two stars of masses are parts of a binary star system. The radii of their orbits are 
and 
respectively, measured from the centre of mass of the system. The magnitude of gravitational force 
exerts on 
is
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
A
The situation is as shown in the figure.
According to Newton’s law of gravitations, gravitational force between two bodies of masses 
and 
is
Where r is the distance between the two masses.
Hence, 
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