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Two satellites  and  revolve around a planet in coplanar circular orbits in the same sense. Their periods of revolution are 1 h and 8 h respectively. The radius of orbit of  is  km. When  is closest to , the speed of  relative to  is

a)

b)

c)

d)



Question ID - 54706 | SaraNextGen Top Answer

Two satellites  and  revolve around a planet in coplanar circular orbits in the same sense. Their periods of revolution are 1 h and 8 h respectively. The radius of orbit of  is  km. When  is closest to , the speed of  relative to  is

a)

b)

c)

d)

1 Answer
127 votes
Answer Key / Explanation : (a) -

(a)

If   and  are the time periods for satellite  and  respectively

km

Relative velocity of  with respect to  is

127 votes


127