MCQOPTIONS
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MCQOPTIONS
This section includes 5 Mcqs, each offering curated multiple-choice questions to sharpen your Ic Engine knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
____________ in EGR results in some cycle partial burns and, in the extreme, total misfires. |
| A. | Decrease |
| B. | Increase |
| C. | Consistency |
| D. | None of the mentioned |
| Answer» B. Increase | |
| 2. |
The flow rate of EGR is not controlled by the Engine management system. |
| A. | True |
| B. | False |
| Answer» C. | |
| 3. |
EGR combines with the exhaust residual left in the cylinder from the previous cycle to effectively reduce the ____________ combustion temperature. |
| A. | minimum |
| B. | maximum |
| C. | unpredictable |
| D. | none of the mentioned |
| Answer» C. unpredictable | |
| 4. |
____________ is collected during engine startup time when the catalytic converter is cold, and then later released back into the exhaust flow when the converter is hot. |
| A. | HC |
| B. | CO |
| C. | CO<sub>2</sub> |
| D. | H<sub>2</sub>O |
| Answer» B. CO | |
| 5. |
Cyanuric acid is a ____________ solid material that sublimes in the exhaust flow. |
| A. | high-cost |
| B. | low-cost |
| C. | unpredictable |
| D. | none of the mentioned |
| Answer» C. unpredictable | |