What effect does a worn exhaust have on a vehicle?
- It decreases fuel consumption.
- It causes oil to leak on the road.
- Correct answerIt causes noise and gas pollution levels to increase.
- It causes the water coolant to leak from the engine.
Explanation
A vehicle with a worn exhaust will probably be noisier and will produce more polluting emissions. There are strict regulations governing the noise and emission levels of vehicles, and these are rigorously checked during a vehicle's NCT.
Read in Chinese
磨损的排气系统对车辆有什么影响？
- 它减少燃料消耗。
- 它导致道路上漏油。
- 这会导致噪音和气体污染水平上升。
- 这会导致水冷却液从发动机泄漏。
排气系统磨损的车辆可能会更吵，并产生更多污染物排放。车辆的噪音和排放水平受到严格法规的管控，并在车辆的NCT（国家汽车测试）中进行严格检查。
