MCQOPTIONS
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MCQOPTIONS
This section includes 14 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. |
S + O2 => ______ |
| A. | SO3 |
| B. | SO2 |
| C. | S2- |
| D. | 2SO2 |
| Answer» C. S2- | |
| 2. |
H2 + O2 => _____ |
| A. | H2O |
| B. | OH |
| C. | H3O |
| D. | 2H2O |
| Answer» E. | |
| 3. |
CO + O2 => _______ |
| A. | 2CO2 |
| B. | CO2 |
| C. | CO |
| D. | CO3 |
| Answer» B. CO2 | |
| 4. |
C + O2 => _______ |
| A. | CO |
| B. | 2CO2 |
| C. | 2CO |
| D. | CO3 |
| Answer» D. CO3 | |
| 5. |
C + O2 →_____ |
| A. | CO |
| B. | CO2 |
| C. | CO3 |
| D. | 2CO |
| Answer» C. CO3 | |
| 6. |
The process of burning fuels in the presence of oxygen is called _________ |
| A. | Induction |
| B. | Ignition |
| C. | Condensation |
| D. | Combustion |
| Answer» E. | |
| 7. |
S_+_O2_=>_______?$ |
| A. | SO<sub>3</sub> |
| B. | SO<sub>2</sub> |
| C. | S2<sup>–</sup> |
| D. | 2SO<sub>2</sub> |
| Answer» C. S2<sup>‚Äö√Ñ√∂‚àö√ë‚àö¬®</sup> | |
| 8. |
H2 + O2 => ____? |
| A. | H<sub>2</sub>O |
| B. | OH |
| C. | H<sub>3</sub>O |
| D. | 2H<sub>2</sub>O |
| Answer» E. | |
| 9. |
C + O2 => _______ |
| A. | CO |
| B. | 2CO<sub>2</sub> |
| C. | 2CO |
| D. | CO<sub>3</sub> |
| Answer» D. CO<sub>3</sub> | |
| 10. |
C + O2 ‚Üí_____$ |
| A. | CO |
| B. | CO<sub>2</sub> |
| C. | CO<sub>3</sub> |
| D. | 2CO |
| Answer» C. CO<sub>3</sub> | |
| 11. |
What is necessary for complete combustion of fuels? |
| A. | There should be no water content in the fuel |
| B. | Sufficient amount of air is required |
| C. | High quantity of fuel |
| D. | Open space to burn easily |
| Answer» C. High quantity of fuel | |
| 12. |
The substance which helps in combustion of fuels is called _________ |
| A. | Igniter |
| B. | Flammables |
| C. | Supporter |
| D. | Inflammables |
| Answer» D. Inflammables | |
| 13. |
The minimum temperature at which a substance begins to burn is called ________ |
| A. | Fire point temperature |
| B. | Auto ignition |
| C. | Ignition temperature |
| D. | Flash point temperature |
| Answer» D. Flash point temperature | |
| 14. |
The process of burning fuels in presence of oxygen is called _________ |
| A. | Induction |
| B. | Ignition |
| C. | Condensation |
| D. | Combustion |
| Answer» E. | |