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. |
When the engine is suddenly accelerated there will be a small time delay before the extra energy discharged into the turbine housing volute can speed up the turbine wheel. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 2. |
The compression of the charge entering the cells of the impeller depends upon the centrifugal force effect which decreases with the square of the rotational speed of the impeller wheel. |
| A. | True |
| B. | False |
| Answer» C. | |
| 3. |
Turbocharged engines produce lower cylinder volumetric efficiencies compared with the normally aspirated induction systems. |
| A. | True |
| B. | False |
| Answer» C. | |
| 4. |
The turbocharger relies solely on extracting up to a third of the wasted energy passing out from the engine s cylinders to impart power to the turbine wheel and compressor wheel assembly. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 5. |
____________ of fuel energy is wasted as heat energy to engine s coolant system. |
| A. | 7% |
| B. | 9% |
| C. | 16% |
| D. | 38% |
| Answer» D. 38% | |