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Two satellites `A` and `B` revolve around a plant in two coplanar circular orbits in the same sense with radii `10^(4) km` and `2 xx 10^(4) km` respectively. Time period of `A` is `28` hours. What is time period of another satellite? |
Answer» Correct Answer - B `T prop r^(3//2)` `:. ((T_(2))/(pi)) = ((r_(2))/(r_(1)))^(3//2)` or `T_(2) = ((r_(2))/(r_(1)))^(3//2) T_(1)` `=((2 xx 10^(4))/(10^(4)))^(3//2) (28)= 56sqrt(2) h` |
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