Q. Which of the following needs to be filtered in a diesel engine? (Solved)
1. Diesel oil only
2. Lubrecating oil only
3. Air only
4. Air, diesel oil and lubricating
5. Air and diesel oil only
- d. Air, diesel oil and lubricating
1. Diesel oil only
2. Lubrecating oil only
3. Air only
4. Air, diesel oil and lubricating
5. Air and diesel oil only