When the electric motor is driving the need for high While the car is off or the acceleration. And oil when the car is running at a constant speed. Charging the battery will run in the well.
Use an electric motor to power a high powered However, while the car off or when speed and oil when the car ran with a constant speed, battery lights include charger while running.
When using an electric motor to be used when the car is powered by a high speed, or when you use oil and when a car would run at a speed that would be broken by the battery while running.