Quote:
Originally Posted by GenKreton
I'm not sure what the second part of the equation is, the addition, but in order to add numbers, the units MUST match. Pmotive=1/2*Cd*A*rho*v^3 is normal for a flat surface. What is Crr1?
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Crr1 is the coefficient of rolling resistance. This is linear w.r.t. weight and speed, and becomes a small factor in the equation at speed when the air effects dominate.