MCQOPTIONS
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MCQOPTIONS
This section includes 15 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. |
How does atomization of fuel occur in an atomizing burner of oil burner? |
| A. | High pressure movement of fuels |
| B. | By spraying the fuel at high pressure |
| C. | By impinging two streams of fuel |
| D. | By spark ignition method |
| Answer» D. By spark ignition method | |
| 2. |
How is oil pressurized in mechanical atomization of atomizing burner of oil burners? |
| A. | By positive displacement pumps |
| B. | By centrifugal pumps |
| C. | Helicon-axial pumps |
| D. | Electric submersible |
| Answer» B. By centrifugal pumps | |
| 3. |
Which type of oil burners are commonly used in oil-fired furnaces of steam generators? |
| A. | Vaporizing burner |
| B. | Mechanical burner |
| C. | Atomizing burner |
| D. | Air jet burner |
| Answer» D. Air jet burner | |
| 4. |
WHICH_TYPE_OF_OIL_BURNERS_ARE_COMMONLY_USED_IN_OIL-FIRED_FURNACES_OF_STEAM_GENERATORS??$ |
| A. | Vaporizing burner |
| B. | Mechanical burner |
| C. | Atomizing burner |
| D. | Air jet burner |
| Answer» D. Air jet burner | |
| 5. |
How does atomization of fuel occur in an atomizing burner of oil burner?$ |
| A. | High pressure movement of fuels |
| B. | By spraying the fuel at high pressure |
| C. | By impinging two streams of fuel |
| D. | By spark ignition method |
| Answer» D. By spark ignition method | |
| 6. |
How is oil pressurized in mechanical atomization of atomizing burner of oil burners?$ |
| A. | By positive displacement pumps |
| B. | By centrifugal pumps |
| C. | Helicon-axial pumps |
| D. | Electric submersible |
| Answer» B. By centrifugal pumps | |
| 7. |
Which type of gas burner is used to control flame length? |
| A. | Ring burner |
| B. | Sealed burner |
| C. | Electric burner |
| D. | Standing pilot burner |
| Answer» B. Sealed burner | |
| 8. |
Which type of oil burners are used for domestic purposes? |
| A. | Atomizing burner |
| B. | Vaporizing burner |
| C. | Steam jet atomization burner |
| D. | Mechanical atomization burner |
| Answer» C. Steam jet atomization burner | |
| 9. |
In which form does the coal burned rapidly in cyclone burner drains down the inner wall of furnace? |
| A. | Powdered |
| B. | In form of small chips |
| C. | Metal slag |
| Answer» D. | |
| 10. |
Which coal burner is used to burn crushed coal instead of pulverized coal? |
| A. | Cyclone burner |
| B. | Tangential burner |
| C. | Turbulent burner |
| D. | Stream-line burner |
| Answer» B. Tangential burner | |
| 11. |
In which coal burners are fuel and air streams ejected in horizontal direction? |
| A. | Tangential burner |
| B. | Cyclone burner |
| C. | Stream-line burner |
| D. | Turbulent burner |
| Answer» B. Cyclone burner | |
| 12. |
Which coal burner has the circular discharge orifices? |
| A. | Tangential burner |
| B. | Stream-line burner |
| C. | Turbulent burner |
| D. | Cyclone burner |
| Answer» D. Cyclone burner | |
| 13. |
The secondary air in the stream-liner coal burner is fed flames from which direction? |
| A. | At straight angle |
| B. | Opposite to the fuel flow |
| C. | At Right angle |
| D. | Along the fuel |
| Answer» D. Along the fuel | |
| 14. |
Which coal burner is called Long-flame burner? |
| A. | Tangential burner |
| B. | Turbulent burner |
| C. | Stream line burner |
| D. | Cyclone burner |
| Answer» D. Cyclone burner | |
| 15. |
What is the function of coal burners? |
| A. | To burn pulverized coal by using secondary air |
| B. | To burn pulverized coal in presence of Primary and secondary air |
| C. | To burn pulverized coal by using induced draught |
| D. | To burn the pulverized coal in short amount of time |
| Answer» C. To burn pulverized coal by using induced draught | |