3 ms·
wikipedia indeed says the rolling resistance for rail cars is indeed 0.002, so you are off by a factor of a round 100. 3.24 kg/mile is not that bad. Actually ev
by credit_guy 5y ago
wikipedia indeed says the rolling resistance for rail cars is indeed 0.002, so you are off by a factor of a round 100. 3.24 kg/mile is not that bad. Actually even 10kg/mile sounds very acceptable to me, so they may end up being able to use cheaper batteries like NiMH.
- sudosysgen 5y agoRolling resistance, for trains, is just a small part of the equation. Air resistance and changes in altitude are also quite significant.