MCQOPTIONS
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MCQOPTIONS
This section includes 7 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. |
Precise petrol injection system i? |
| A. | direct injection |
| B. | sequential injection |
| C. | throttle body injection |
| D. | port injection |
| Answer» D. port injection | |
| 2. |
When the throttle is suddenly opened, the mixture from the simple carburetor tends to become |
| A. | rich |
| B. | lean |
| C. | stoichiometric |
| D. | not affected |
| Answer» C. stoichiometric | |
| 3. |
The operator can make the engine operating conditions less stringent by |
| A. | jamming the throttle |
| B. | releasing the throttle |
| C. | engaging the throttle |
| D. | none of the mentioned |
| Answer» C. engaging the throttle | |
| 4. |
In an automobile engine, indication of knocking is available in the form of |
| A. | light |
| B. | gas |
| C. | audible sound |
| D. | none of the mentioned |
| Answer» D. none of the mentioned | |
| 5. |
To prevent overheating of exhaust valve and the area near it, the air-fuel mixture must be |
| A. | lean |
| B. | rich |
| C. | chemically balanced |
| D. | none of the mentioned |
| Answer» C. chemically balanced | |
| 6. |
For cruising condition in automotive engines, the air-fuel mixture must be |
| A. | lean |
| B. | rich |
| C. | chemically balanced |
| D. | none of the mentioned |
| Answer» B. rich | |
| 7. |
For idling condition in automotive engines, the air-fuel mixture must be |
| A. | lean |
| B. | rich |
| C. | chemically balanced |
| D. | none of the mentioned |
| Answer» C. chemically balanced | |