MCQOPTIONS
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MCQOPTIONS
This section includes 15 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. |
The catalyst materials most commonly used are platinum, palladium and rhodium. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 2. |
Volume of the ceramic structure of a converter is generally about twice the displacement volume of the engine. |
| A. | True |
| B. | False |
| Answer» C. | |
| 3. |
In most converters, the ceramic is a single honeycomb structure with many flow passages. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 4. |
Catalytic converters are called three-way converters because they are used to reduce the concentration of CO. HC, and NOx in the exhaust. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 5. |
Catalytic converters are chambers mounted in the flow system through which the exhaust gases pass. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 6. |
VOLUME_OF_THE_CERAMIC_STRUCTURE_OF_A_CONVERTER_IS_GENERALLY_ABOUT_TWICE_THE_DISPLACEMENT_VOLUME_OF_THE_ENGINE.?$ |
| A. | True |
| B. | False |
| Answer» C. | |
| 7. |
The_catalyst_materials_most_commonly_used_are_platinum,_palladium_and_rhodium.$ |
| A. | True |
| B. | False |
| Answer» B. False | |
| 8. |
In most converters, the ceramic is a single honeycomb structure with many flow passages? |
| A. | True |
| B. | False |
| Answer» B. False | |
| 9. |
Outside the container of the catalytic converter, there is a porous ceramic structure through which the exhaust gas flows. |
| A. | True |
| B. | False |
| Answer» C. | |
| 10. |
Catalytic converter is usually a stainless steel container mounted along the exhaust pipe of the engine. |
| A. | False |
| B. | True |
| Answer» C. | |
| 11. |
Catalytic converters are called three-way converters because they are used to reduce the concentration of CO. HC, and NOx in the exhaust. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 12. |
The chambers present in catalytic converters does not contain catalytic material, which promotes the oxidation of the emissions contained in the exhaust flow. |
| A. | True |
| B. | False |
| Answer» C. | |
| 13. |
Catalytic converters are chambers mounted in the flow system through which the exhaust gases pass through. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 14. |
The catalyst is consumed in the reaction and so functions indefinitely unless degraded by heat, age, contaminants or other factors. |
| A. | True |
| B. | False |
| Answer» C. | |
| 15. |
A catalyst is a substance that accelerates a chemical reaction by lowering the energy needed for it to proceed. |
| A. | False |
| B. | True |
| Answer» C. | |