MCQOPTIONS
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MCQOPTIONS
This section includes 11 Mcqs, each offering curated multiple-choice questions to sharpen your Automotive Engine Auxiliary Systems knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which type of turbochargers use moveable vanes to adjust air-flow? |
| A. | Variable compressor |
| B. | Variable- geometry |
| C. | Variable-nozzle |
| D. | Variable-nozzle or Variable-geometry |
| Answer» E. | |
| 2. |
Smaller turbochargers have less turbo lag than a larger one? |
| A. | True |
| B. | False |
| Answer» B. False | |
| 3. |
What are the systems that use a turbocharger to maintain an engine s sea-level power output is known as? |
| A. | CRDI engine |
| B. | Multi-air engine |
| C. | TDCI engine |
| D. | Turbo-normalized engine |
| Answer» E. | |
| 4. |
The turbocharger s compressor draws in ambient air and compresses it before it enters into which part? |
| A. | Intake manifold |
| B. | Exhaust manifold |
| C. | Air filter |
| D. | Intake resonator |
| Answer» B. Exhaust manifold | |
| 5. |
What is the main objective of a turbocharger? |
| A. | Volumetric efficiency |
| B. | Thermal efficiency |
| C. | Load |
| D. | Fuel efficiency |
| Answer» B. Thermal efficiency | |
| 6. |
In a naturally aspirated engine, the air is drawn into the engine by which mechanism? |
| A. | Supercharging |
| B. | Turbocharging |
| C. | Upward stroke of the piston |
| D. | Downward stroke of the piston |
| Answer» E. | |
| 7. |
Which loss is increased when a turbocharger place exhaust back pressure on engines? |
| A. | Fuel loss |
| B. | Traction loss |
| C. | Lubrication loss |
| D. | Pumping loss |
| Answer» E. | |
| 8. |
Which technology is the combination of turbocharging and supercharging an engine? |
| A. | Twin-charging |
| B. | Bi-lateral charging |
| C. | Tripping |
| D. | Maxcharging |
| Answer» B. Bi-lateral charging | |
| 9. |
What is the disadvantage of turbocharger? |
| A. | Turbo temperature |
| B. | Hot air |
| C. | Turbo drop |
| D. | Throttle lag |
| Answer» E. | |
| 10. |
The exhaust gas drives which part of the turbocharger? |
| A. | Intercooler |
| B. | Turbine |
| C. | Manifolds |
| D. | Coupling |
| Answer» C. Manifolds | |
| 11. |
Turbocharger is driven by which mechanism? |
| A. | Intake gas |
| B. | V-belt |
| C. | Chain |
| D. | Exhaust gas |
| Answer» E. | |