| Q.3 | In a four stroke diesel cycle engine, during which piston movement does it push gases through the exhaust valves? | |
| Ans | 1. From BDC towards TDC | |
| 2. No piston movement required | ||
| 3. From TDC to BDC and back to TDC | ||
| 4. From TDC towards BDC |
Correct Ans Provided: 1