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A satellite A of mass m is at a distance of r from the centre of the earth. Another satellite B of mass 2m is at distance of 2r from the earth’s centre. Their time periods are in the ratio of 

(a) 1 : 2 

(b) 1 : 16 

(c) 1 : 32 

(d) 1 : 22

1 Answer

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Best answer

Correct option (d) 1 : 2√2

Explanation

Time period does not depend upon the mass of satellite, it only depends upon the orbital radius. According to Kepler's law

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