American AI is usually American Airlines, and usually appears because of a baggage fee paid at the airport, or a purchase made during a flight. posted 09/11/2012 Helpful (4)
Electric motors are in general, a lot more efficient that internal combustion engines. An average combustion engine has about 18â20%. A formula one engine, has about 50% of an efficiency.
The electric motors in Tesla is very close to the wheel to reduce energy loss by the usual drive shafts that regular vehicles have. Transmissions also takes away about 8% of energy for a very efficient design and up to 22% for an inefficient design.