Q8.2Multiple choice
As observed from earth, the sun appears to move in an approximate circular orbit. For the motion of another planet like mercury as observed from earth, this would
- (a)be similarly true.
- (b)not be true because the force between earth and mercury is not inverse square law.
- (c)not be true because the major gravitational force on mercury is due to sun.
- (d)not be true because mercury is influenced by forces other than gravitational forces.