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

Q: A satellite A of mass m is at distance of r from the centre of the earth. Another satellite B of mass 2m is at a 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 : 2√2

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Ans: (d)