On Thursday 04 March 2010 23:13:21 Nick Copeland wrote: > > Of course you can find acceleration from the rate of change > > of cadence plus gear ratio etc. And according to Newton, > > F = ma and we know m. But that assumes that it is the force > > on the pedals that causes the acceleration, which is not > > always the case. And the roar of a motor is very dependent > > on the work it has to do. > Chasing away from lights in the city is a pretty close thing. This > was a fun project proposal, now it needs pulse detectors, some > accelerometers, pressure guages, a small computer, gps, 2 separate > lead acid accumultators to take care of the Omron X5MF 24V (one in > each pannier assumably), a speaker set in a rucksack and a wind vane > on a 10 meter pole. > Man, I would start suggesting that a better method would be to strap > a 2-stroke to his back and mic it up - I am sure LAU could advise on > optimal positioning. I would suggest a small one- or two cylinder engine and some modifications to the exhaustion pipes. Gives a really realistic engine sound and it saves you from pedalling :-) Arnold
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