MCQOPTIONS
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MCQOPTIONS
This section includes 17 Mcqs, each offering curated multiple-choice questions to sharpen your Energy Engineering knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Oil is cooled before passing it to the engine. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 2. |
Rough cleaning of oil in engine is done through passing the oil through? |
| A. | Paper discs |
| B. | Nozzle |
| C. | Felt pads |
| D. | High speed centrifuges |
| Answer» E. | |
| 3. |
Why is oil cleaning is necessary in the engine? |
| A. | For continuous reliable operation |
| B. | To cool down the oil |
| C. | To reduce the viscosity of oil |
| D. | To increase thickness of oil |
| Answer» B. To cool down the oil | |
| 4. |
In which type of lubrication method are splash rods used? |
| A. | Full pressure lubrication |
| B. | Mechanical lubrication |
| C. | Force feed lubrication |
| D. | Spray lubrication |
| Answer» B. Mechanical lubrication | |
| 5. |
Exhaust pipe is designed carefully in order to carry toxic gases away from the user machine. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 6. |
WHY_IS_OIL_CLEANING_IS_NECESSARY_IN_THE_ENGINE??$ |
| A. | For continuous reliable operation |
| B. | To cool down the oil |
| C. | To reduce the viscosity of oil |
| D. | To increase thickness of oil |
| Answer» B. To cool down the oil | |
| 7. |
IN_WHICH_TYPE_OF_LUBRICATION_METHOD_ARE_SPLASH_RODS_USED??$ |
| A. | Full pressure lubrication |
| B. | Mechanical lubrication |
| C. | Force feed lubrication |
| D. | Spray lubrication |
| Answer» B. Mechanical lubrication | |
| 8. |
Oil is cooled before passing it to the engine?$ |
| A. | True |
| B. | False |
| Answer» B. False | |
| 9. |
Rough cleaning of oil in engine is done through passing the oil through?$ |
| A. | Paper discs |
| B. | Nozzle |
| C. | Felt pads |
| D. | High speed centrifuges |
| Answer» E. | |
| 10. |
Why is lubrication system important in the engine? |
| A. | To improve fuel efficiency |
| B. | To provide cooling |
| C. | To reduce the disturbance |
| D. | To help move the fuel easily |
| Answer» D. To help move the fuel easily | |
| 11. |
Exhaust pipe is designed carefully in order to carry toxic gases away from the user machine? |
| A. | True |
| B. | False |
| Answer» B. False | |
| 12. |
What is muffling? |
| A. | Reducing vibration |
| B. | Increasing the flow of gas |
| C. | Reducing noise |
| D. | Filtering the exhaust air |
| Answer» D. Filtering the exhaust air | |
| 13. |
Which type of filter used in engine is made up of cloth, felt and glass wool? |
| A. | Dry-type |
| B. | Oil-bath type |
| C. | Soot blower |
| D. | Bessel filter |
| Answer» B. Oil-bath type | |
| 14. |
In which type of dust filter used in engine is the air swept over or through the pool of oil?? |
| A. | Oil bath type |
| B. | Dry-type |
| C. | Soot blower |
| D. | Bessel filter |
| Answer» B. Dry-type | |
| 15. |
What is used in engines to reduce the noise at the exhaust? |
| A. | Noise dampers |
| B. | Baffles |
| C. | Silencers |
| D. | Composite foam |
| Answer» D. Composite foam | |
| 16. |
What happens if atmospheric temperature is too low? |
| A. | Engine misfires at low loads |
| B. | Engine consumes more amount of fuel |
| C. | Engine gets struck up |
| D. | Exhaust produced comparatively more |
| Answer» B. Engine consumes more amount of fuel | |
| 17. |
Why does a large diesel engine plant require air? |
| A. | To support combustion |
| B. | To remove dust particles |
| C. | To blow out fumes |
| D. | To run the engine |
| Answer» B. To remove dust particles | |