Physics · GRAVITATION

For a satellite of mass \( m \) moving in a circular orbit of radius \( r \) around the Earth, the ratio of its kinetic energy (\( K.E. \)) to its total mechanical energy (\( E \)) is:

1. A
   \( 1 : 1 \)
2. B
   \( 1 : 2 \)
3. C
   \( -1 : 1 \)
4. D
   \( -1 : 2 \)