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. |
A pre-combustion chamber gives a shorter delay compared to an open type of combustion chamber. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 2. |
At constant speed, delay period is proportional to the delay angle. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 3. |
Increase in compression ratio ___________ delay period. |
| A. | increases |
| B. | reduces |
| C. | unpredictable |
| D. | none of the mentioned |
| Answer» C. unpredictable | |
| 4. |
Higher cetane number means a ___________ delay period and smoother engine operation. |
| A. | higher |
| B. | lower |
| C. | normal |
| D. | none of the mentioned |
| Answer» B. lower | |
| 5. |
The delay period depends upon the nature of the fuel mixture strength. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 6. |
If the delay is too short the amount of fuel available for the simultaneous explosion is too great and the resulting pressure rise is too rapid. |
| A. | True |
| B. | False |
| Answer» C. | |
| 7. |
The ___________ extends for about 13 , movement of the crank. |
| A. | knocking |
| B. | delay period |
| C. | start ability |
| D. | none of the mentioned |
| Answer» C. start ability | |