Two satellites of earth S(1) and S(2) ar...

Two satellites of earth `S_(1)` and `S_(2)` are moving in the same orbit. The mass of `S_(1)` is four times the mass of `S_(2)`. Which one of the following statements is true?

The potential energies of earth and satellite in the two cases are equal

`S_1`and `S_2`are moving with the same speed

The kinetic energies of the two satellites areequal

The time period of `S_1`, is four times that of `S_2`

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