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You are going at constant speed when the driving force from gravity Fg is equal to the drag (air resistance) Fd plus friction (rolling resistance) Ff: Fg = Fd + Ff When coasting down a hill, the dri …
answered Jul 19 '15 by Stephan Matthiesen
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I'll attempt the first question "Is a pool noodle illegal?" It depends on the country. In Germany (and probably similar in most EU) the vehicle regulation code (StVZO) does not explicitly prescribe di …
answered Oct 23 '16 by Stephan Matthiesen