The ratio of the time periods for two satellites of equal mass in circular orbits of radii R and 9 R is

The ratio of the time periods for two satellites of equal mass in circ

1.	The ratio of the time periods for two satellites of equal mass in circular orbits of radii R and 9 R is
A.	1:27
B.	27:01:00
C.	9:01
D.	1:09
Answer» B. 27:01:00