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Two point masses of mass `4m` and `m` respectively separated by `d` distance are revolving under mutual force of attraction. Ration of their kinetic energies will be:
A. `1:4`
B. `1:5`
C. `1:1`
D. `1:2`

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Correct Answer - a
They will revolue about this centre of mass position of centre of mass
They will same ` omega`

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