The time period of a satellite of earth is 5 hours. If the separation between the earth and the satellite is increase to four times the previous value, the new time period will become

Q: The time period of a satellite of earth is 5 hours. If the separation between the earth and the satellite is increase to four times the previous value, the new time period will become

(a) 20 hours

(b) 10 hours

(c) 80 hours

(d) 40 hours

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Ans: (d)