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  1. alister1370

    Fuel Pressure Relating To Hose Size

    Hi there, The ratio of air to fuel is IMP You have to calculate Lambda factor Lambda air=amount of air transferred to cylinder/(the amount of air fit to displacement volume*normalised pressure) and Lambda fuel is similar and it is ratio of relative fuel supply then you you find...
  2. alister1370

    How to calculate natural freq. with a spring/mass w/constant preload?

    Hi, The answer is in the second order motion equation of a simple spring-mas system. wn=2*pi*fn fn=1/tn a2y^2+a1y+a0=0 r1,r2

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