Technology
How does an electric car work?
An electric car works by storing energy in a large battery and using it to spin an electric motor that turns the wheels — no engine, fuel, or exhaust. Pressing the accelerator simply sends more electricity to the motor.
See it in motion.
Watch a 2-minute animated lesson that shows exactly how an electric car works.
Step by step
- 1A big rechargeable battery pack stores energy, charged from the grid.
- 2An electric motor converts that electricity directly into motion — far more efficiently than burning fuel.
- 3Most EVs need no multi-gear gearbox; the motor delivers instant torque.
- 4Regenerative braking recaptures energy when slowing, feeding it back to the battery.
- 5With no combustion, there are no tailpipe emissions and far fewer moving parts.
Frequently asked questions
- How far can an electric car go on one charge?
- It varies by model and battery size — many modern EVs travel 250–500 km (about 150–300 miles) per charge, with range affected by speed, terrain, and weather.
- What is regenerative braking?
- When you slow down, the motor runs as a generator, turning the car's motion back into electricity and recharging the battery instead of wasting it as heat.
- Are electric cars better for the environment?
- They produce no tailpipe emissions; their overall footprint depends on how the electricity is generated, but they're generally cleaner, especially on a low-carbon grid.