A satellite revolving around the earth is kept on its orbit by?
Centripetal forces only
Centripetal and frictional forces
Centrifugal forces only
Centripetal and centrifugal forces
Correct answer is A
The concept of centrifugal force can be applied in rotating devices, such as centrifuges, centrifugal pumps, centrifugal governors, and centrifugal clutches, and in centrifugal railways, planetary orbits and banked curves, when they are analyzed in a rotating coordinate system