MCQOPTIONS
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MCQOPTIONS
This section includes 18 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. |
Which type of stokers has more demand in the market? |
| A. | Spreader stoker |
| B. | Vibrating stoker |
| C. | Travelling stoker |
| D. | Underfeed stoker system |
| Answer» B. Vibrating stoker | |
| 2. |
Where exactly are mechanical stokers used? |
| A. | In transportation of fuels |
| B. | In small capacity plants |
| C. | In large capacity plants |
| D. | For domestic usage |
| Answer» D. For domestic usage | |
| 3. |
What is used in case, to throw coal into furnace that is set off far from the supply? |
| A. | Speed convey belt |
| B. | Bucket chain |
| C. | Paddle |
| D. | Steam jet |
| Answer» E. | |
| 4. |
Which device is used for feeding the fuel automatically to boiler or furnace in power plants? |
| A. | Relay |
| B. | Mechanical stoker |
| C. | Master controller |
| D. | Feed pump |
| Answer» C. Master controller | |
| 5. |
The amount of fuel burned depends on ____________ |
| A. | Design of burner |
| B. | Depends on air inlet and exhaust system |
| C. | Depends on bed movement velocity |
| D. | Depends on amount of supply of combustion supportive air |
| Answer» D. Depends on amount of supply of combustion supportive air | |
| 6. |
How much pounds of CO2 is emitted per million BTU (British thermal unit- common thermal unit) when coal is burnt? |
| A. | 139 |
| B. | 117 |
| C. | 157 |
| D. | 205 |
| Answer» E. | |
| 7. |
WHICH_DEVICE_IS_USED_FOR_FEEDING_THE_FUEL_AUTOMATICALLY_TO_BOILER_OR_FURNACE_IN_POWER_PLANTS??$ |
| A. | Relay |
| B. | Mechanical stoker |
| C. | Master controller |
| D. | Feed pump |
| Answer» C. Master controller | |
| 8. |
Where exactly are mechanical stokers used?$ |
| A. | In transportation of fuels |
| B. | In small capacity plants |
| C. | In large capacity plants |
| D. | For domestic usage |
| Answer» D. For domestic usage | |
| 9. |
What_is_used_in_case,_to_throw_coal_into_furnace_that_is_set_off_far_from_the_supply?$ |
| A. | Speed convey belt |
| B. | Bucket chain |
| C. | Paddle |
| D. | Steam jet |
| Answer» E. | |
| 10. |
Which_type_of_stokers_has_more_demand_in_the_market? |
| A. | Spreader stoker |
| B. | Vibrating stoker |
| C. | Travelling stoker |
| D. | Underfeed stoker system |
| Answer» B. Vibrating stoker | |
| 11. |
The amount of fuel burned depends on ___________? |
| A. | Design of burner |
| B. | Depends on air inlet and exhaust system |
| C. | Depends on bed movement velocity |
| D. | Depends on amount of supply of combustion supportive air |
| Answer» D. Depends on amount of supply of combustion supportive air | |
| 12. |
Which was first combustion system used for solid fuels? |
| A. | Firing stoker |
| B. | Tangential stoker |
| C. | Grate firing |
| D. | Pulverized fuel firing |
| Answer» D. Pulverized fuel firing | |
| 13. |
What was the reason for the poor efficiency of boiler in earlier time? |
| A. | Boilers were set close to grates |
| B. | Poor design of exhaust system |
| C. | Impurities contamination the fuels |
| D. | Lack of proper maintenance |
| Answer» B. Poor design of exhaust system | |
| 14. |
A combustion equipment is a component of ____________ |
| A. | Turbine |
| B. | Steam generator |
| C. | Flue gas system |
| D. | Ash handling system |
| Answer» C. Flue gas system | |
| 15. |
How much pounds of CO2 is emitted per million BTU (British thermal unit- common thermal unit) when coal is burnt? |
| A. | 139 |
| B. | 117 |
| C. | 157 |
| D. | 205 |
| Answer» E. | |
| 16. |
Which type of furnace cannot be used in the modern era plants? |
| A. | Hand fired furnace |
| B. | Electric arc furnace |
| C. | Solar furnace |
| D. | Central warm air furnace |
| Answer» B. Electric arc furnace | |
| 17. |
What type of reaction is burning? |
| A. | Endothermic reaction |
| B. | Exothermic reaction |
| C. | Synthesis reaction |
| D. | Decomposition reaction |
| Answer» C. Synthesis reaction | |
| 18. |
What is the most important factor that is essential for economical working of a power plant? |
| A. | Abundant fuel input |
| B. | Rotational speed of turbines |
| C. | Efficient transfer of heat energy to water |
| D. | Proper maintenance Ash and other waste handling systems |
| Answer» D. Proper maintenance Ash and other waste handling systems | |