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- Newsgroups: sci.physics
- Path: sparky!uunet!destroyer!cs.ubc.ca!newsserver.sfu.ca!news
- From: palmer@sfu.ca (Leigh Palmer)
- Subject: Re: Why "p" for momentum?
- Message-ID: <1992Nov16.194045.23432@sfu.ca>
- Sender: news@sfu.ca
- Organization: Simon Fraser University
- References: <1992Nov14.133853.10928@vpnet.chi.il.us>
- Date: Mon, 16 Nov 1992 19:40:45 GMT
- Lines: 14
-
- In article <1992Nov14.133853.10928@vpnet.chi.il.us> mox@vpnet.chi.il.us
- (William Moxley) writes:
- >Does anyone know why "p" was chosen to represent momentum? Other than
- >that "m" was already taken?
-
- According to my old machanics text (Synge & Griffith) "P" stands for force (or,
- perhaps, phorce). Newton's second law was written as
-
- P = kmf
-
- with appropriate boldface for vectors. f, of course, represents the
- Gaelic for acceleration, which is "fastering".
-
- Leigh
-