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Artificial Satellite

Two satellite...

Question

Two satellites revolve around the Earth in circular orbits of radii 1000km and
300 km respectively. What will be the ratio of their time periods?

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Solution

$A s w e k n o w, \frac{T 1}{T 2} = {(\frac{R 1}{R 2})}^{3 / 2} = {(\frac{1000}{300})}^{3 / 2} = 6.09 \frac{T 1}{T 2} = \frac{6}{1}$

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