 
			 
			MCQOPTIONS
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				This section includes 16 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. | Fuel vapours from the float chamber of the carburettor enter into the canister through the ____________ passage. | 
| A. | right end | 
| B. | left inlet | 
| C. | left end | 
| D. | none of the mentioned | 
| Answer» D. none of the mentioned | |
| 2. | Charcoal canister is also called ____________ canister. | 
| A. | vapour | 
| B. | carbon | 
| C. | fuel | 
| D. | none of the mentioned | 
| Answer» C. fuel | |
| 3. | A charcoal canister is used for trapping gasoline vapours. | 
| A. | True | 
| B. | False | 
| Answer» B. False | |
| 4. | Purging is the process by which the gasoline vapours are removed from the charcoal particles inside the ___________ | 
| A. | float chamber | 
| B. | tank | 
| C. | canister | 
| D. | none of the mentioned | 
| Answer» D. none of the mentioned | |
| 5. | A vent valve is provided for the carburettor for the flow of ___________ | 
| A. | fuel vapours | 
| B. | water | 
| C. | air | 
| D. | none of the mentioned | 
| Answer» B. water | |
| 6. | Under idling conditions the fuel supply is cut off to reduce the level of ____________ | 
| A. | CO | 
| B. | CO2 | 
| C. | HC | 
| D. | None of the mentioned | 
| Answer» D. None of the mentioned | |
| 7. | CHARCOAL_CANISTER_IS_ALSO_CALLED______________CANISTER.?$ | 
| A. | vapour | 
| B. | carbon | 
| C. | fuel | 
| D. | none of the mentioned | 
| Answer» C. fuel | |
| 8. | Fuel_vapours_from_the_float_chamber_of_the_carburettor_enter_into_the_canister_through_the______________passage.$ | 
| A. | right end | 
| B. | left inlet | 
| C. | left end | 
| D. | none of the mentioned | 
| Answer» D. none of the mentioned | |
| 9. | A charcoal canister is used for trapping gasoline vapours? | 
| A. | True | 
| B. | False | 
| Answer» B. False | |
| 10. | Purging is the process by which the gasoline vapours are removed from the charcoal particles inside the | 
| A. | float chamber | 
| B. | tank | 
| C. | canister | 
| D. | none of the mentioned | 
| Answer» D. none of the mentioned | |
| 11. | Adsorption refers to the process of trapping of the gasoline vapours by the activated charcoal particles filled inside the canister. | 
| A. | True | 
| B. | False | 
| Answer» B. False | |
| 12. | A vent valve is provided for the carburettor for the flow of | 
| A. | fuel vapours | 
| B. | water | 
| C. | air | 
| D. | none of the mentioned | 
| Answer» B. water | |
| 13. | Under idling conditions the fuel supply is cut off to reduce the level of | 
| A. | CO | 
| B. | CO<sub>2</sub> | 
| C. | HC | 
| D. | None of the mentioned | 
| Answer» D. None of the mentioned | |
| 14. | The operation of the purge control valve is taken care of by the exhaust ____________ pressure. | 
| A. | front | 
| B. | back | 
| C. | middle | 
| D. | none of the mentioned | 
| Answer» C. middle | |
| 15. | The evaporation of gasoline causes the loss of ____________ from the carburettor. | 
| A. | gasoline | 
| B. | water | 
| C. | vapour | 
| D. | none of the mentioned | 
| Answer» B. water | |
| 16. | The operation of an engine depends on the level of gasoline in the ____________ inside the carburettor. | 
| A. | tank | 
| B. | float chamber | 
| C. | ignition chamber | 
| D. | none of the mentioned | 
| Answer» C. ignition chamber | |