Q. The discharge of hydrocarbons from an automobile exhaust is minimum when the vehicle is (Solved)
1. Decelerating
2. Cruising at high speeds
3. Cruising at low speeds
4. Accelerating
5. Idling
- e. Idling
1. Decelerating
2. Cruising at high speeds
3. Cruising at low speeds
4. Accelerating
5. Idling