Physics · Classical Mechanics
Consider a body of unit mass moving under an attractive central force. At a certain radius R, the body moves in a circular orbit. Which of the following statements is true?
- 1The force cannot be of the form -kR
- 2The force can only be of the inverse square law form
- 3The force can be any strictly negative valued function of R
- 4The force must be equal to - L 2 R 3 where L is the angular momentum of the body✓
Correct answer
The force must be equal to - L 2 R 3 where L is the angular momentum of the body
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