A typical car needs 20 kW to maintain highway speed, so 200 kW charging gives you perpetual motion using 10% of the road length. Similarly, that's 400kW for 5%

A typical car needs 20 kW to maintain highway speed, so 200 kW charging gives you perpetual motion using 10% of the road length. Similarly, that's 400kW for 5% of the road, or 2MW for 1% of the road.