MCQOPTIONS
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MCQOPTIONS
This section includes 21 Mcqs, each offering curated multiple-choice questions to sharpen your Applied Chemistry knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
CNG has high auto-ignition temperature of _______ |
| A. | 813k |
| B. | 993k |
| C. | 1163k |
| D. | 1273k |
| Answer» B. 993k | |
| 2. |
Boiling point of LPG is ___________ |
| A. | 546k |
| B. | 373k |
| C. | above room temperature |
| D. | below room temperature |
| Answer» E. | |
| 3. |
CNG is stored at a pressure of ___________ |
| A. | 281-621kg/cm2 |
| B. | 482-591kg/cm2 |
| C. | 200-248kg/cm2 |
| D. | 800-828kg/cm2 |
| Answer» D. 800-828kg/cm2 | |
| 4. |
The calorific value of LPG is _____________ |
| A. | 34800kcal/m3 |
| B. | 84000kcal/m3 |
| C. | 278000kcal/m3 |
| D. | 29000kcal/m3 |
| Answer» D. 29000kcal/m3 | |
| 5. |
Natural gas contains ___________ |
| A. | methane=70-90% |
| B. | benzene=40-30% |
| C. | hydrogen=50% |
| D. | methane=80-40% |
| Answer» B. benzene=40-30% | |
| 6. |
The natural gas along with the petroleum is called __________ |
| A. | water gas |
| B. | oil gas |
| C. | wet gas |
| D. | heavy oil |
| Answer» D. heavy oil | |
| 7. |
Power alcohol is _______ than petrol. |
| A. | bad product |
| B. | less efficient |
| C. | costlier |
| D. | cheaper |
| Answer» E. | |
| 8. |
Alcohol can absorb __________ |
| A. | traces of water |
| B. | traces of impurities |
| C. | traces of dust |
| D. | traces of carbon |
| Answer» B. traces of impurities | |
| 9. |
NATURAL_GAS_CONTAINS______?$ |
| A. | methane=70-90% |
| B. | benzene=40-30% |
| C. | hydrogen=50% |
| D. | methane=80-40% |
| Answer» B. benzene=40-30% | |
| 10. |
CNG is stored at a pressure of____$ |
| A. | 281-621kg/cm<sup>2</sup> |
| B. | 482-591kg/cm<sup>2</sup> |
| C. | 200-248kg/cm<sup>2</sup> |
| D. | 800-828kg/cm<sup>2</sup> |
| Answer» D. 800-828kg/cm<sup>2</sup> | |
| 11. |
The_calorific_value_of_LPG_is______$ |
| A. | 34800kcal/m<sup>3</sup> |
| B. | 84000kcal/m<sup>3</sup> |
| C. | 278000kcal/m<sup>3</sup> |
| D. | 29000kcal/m<sup>3</sup> |
| Answer» D. 29000kcal/m<sup>3</sup> | |
| 12. |
CNG has high auto-ignition temperature of_______ |
| A. | 813k |
| B. | 993k |
| C. | 1163k |
| D. | 1273k |
| Answer» B. 993k | |
| 13. |
Boiling_point_of_LPG____ |
| A. | 546k |
| B. | 373k |
| C. | above room temperature |
| D. | below room temperature |
| Answer» E. | |
| 14. |
The calorific value of the natural gas is? |
| A. | 1200-1400kcal/m<sup>3</sup> |
| B. | 500-800kcal/m<sup>3</sup> |
| C. | 800-900Kcal/m<sup>3</sup> |
| D. | 12000-14000kcal/m<sup>3</sup> |
| Answer» E. | |
| 15. |
The natural gas along with the petroleum is called ______ |
| A. | water gas |
| B. | oil gas |
| C. | wet gas |
| D. | heavy oil |
| Answer» D. heavy oil | |
| 16. |
What is the colour of the bio diesel? |
| A. | orange |
| B. | light yellow |
| C. | dark orange |
| D. | light brown |
| Answer» C. dark orange | |
| 17. |
Main disadvantage of the power alcohol is _______ |
| A. | starting troubles |
| B. | more cost |
| C. | increases foreign currency |
| D. | increases octane number of petrol |
| Answer» B. more cost | |
| 18. |
Power alcohol is _______than petrol. |
| A. | bad product |
| B. | less efficient |
| C. | costlier |
| D. | cheaper |
| Answer» E. | |
| 19. |
Ethyl alcohol reduces the _________ |
| A. | oxygen emissions |
| B. | efficiency |
| C. | polluting emissions |
| D. | nitrogen emissions |
| Answer» D. nitrogen emissions | |
| 20. |
Alcohol can absorb ______ |
| A. | traces of water |
| B. | traces of impurities |
| C. | traces of dust |
| D. | traces of carbon |
| Answer» B. traces of impurities | |
| 21. |
Power alcohols contains ________ |
| A. | 50-60% of petrol |
| B. | 70-80% of petrol |
| C. | 50-60% of ethanol |
| D. | 70-80% of ethanol |
| Answer» C. 50-60% of ethanol | |