1.

A satellite of mass “m” is in a circular orbit of radius 1.5R around the earth of radius R. How much energy is required to move it to an orbit of radius 2R?

A. -(G*M*m)/12R
B. (G*M*m)/12R
C. -(G*M*m)/4R
D. (G*M*m)/4R
Answer» B. (G*M*m)/12R


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