Recent content by Student08

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    Undergrad What's different between electrons and planet under a central force?

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    Undergrad What's different between electrons and planet under a central force?

    Why electrons do a circumferential motion under the magnetic force and planets do a elliptical motion under the gravity? I don't understand this because the magnetic force and the gravity are all central force. Can anyone tell me what's the difference between them, in words, mathematics or in...