1.

A satellite takes (1)/(8) years to move round the earth in its permissible orbit of radius R. The period when it revolves round the earth in an orbit of radius '2R is

Answer»

`(1)/(2sqrt(2))` YEARS
`(2sqrt(2))/(1)` years
`(4)/(1)` years
`(1)/(4)` years

ANSWER :A


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