McqMate
| Q. |
A negative loop in the P-V diagram of a petrol engine is due to |
| A. | Carbon dioxide |
| B. | Suction of air |
| C. | pre-ignition |
| D. | early opening of exnaust valve |
| E. | detonation |
| Answer» D. early opening of exnaust valve | |
View all MCQs in
Heat EnginesNo comments yet