What is the primary purpose of the battery fitted to a petrol – or diesel – powered motor vehicle?
- To provide braking.
- To reduce fuel consumption.
- Correct answerTo start the engine.
- To provide heat to the engine.
Explanation
The primary purpose of the battery is to start the engine. When the engine is running, it produces its own electricity to charge the battery and run the various electrical components, including lights, heating, radio and so on.
Read in Chinese
汽油或柴油动力机动车上电池的主要用途是什么？
- 提供制动。
- 减少燃料消耗。
- 启动引擎。
- 为发动机提供热量。
电池的主要作用是启动发动机。当发动机运转时，它会产生电力来给电池充电，并驱动各种电气组件，包括灯光、加热、收音机等。