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 windmills are been used for primary purposes? |
| A. | Post mill |
| B. | Smock mill |
| C. | Tower mill |
| D. | Fan mill |
| Answer» E. | |
| 2. |
Which are further improvements on smock mill? |
| A. | Post mill |
| B. | Smock mill |
| C. | Tower mill |
| D. | Fan mill |
| Answer» D. Fan mill | |
| 3. |
Name the type of windmill which consists of a sloping, horizontally weather boarded or thatched tower. |
| A. | Post mill |
| B. | Smock mill |
| C. | Tower mill |
| D. | Fan mill |
| Answer» C. Tower mill | |
| 4. |
Name the windmill which has four blades mounted on a central post. |
| A. | Post mill |
| B. | Smock mill |
| C. | Tower mill |
| D. | Fan mill |
| Answer» B. Smock mill | |
| 5. |
A wind turbine designed too to come into operation at a minimum wind speed is called _________ |
| A. | Cut in velocity |
| B. | Windward |
| C. | Cut out velocity |
| D. | Upwind location |
| Answer» B. Windward | |
| 6. |
Maintenance of constant output at all wind speeds above rating is called _________ |
| A. | Numeric rating scale |
| B. | Tenancy |
| C. | Flat Rating |
| D. | TRP |
| Answer» D. TRP | |
| 7. |
NAME_THE_WINDMILL_WHICH_HAS_FOUR_BLADES_MOUNTED_ON_A_CENTRAL_POST.?$ |
| A. | Post mill |
| B. | Smock mill |
| C. | Tower mill |
| D. | Fan mill |
| Answer» B. Smock mill | |
| 8. |
Which are further improvements on smock mill?$ |
| A. | Post mill |
| B. | Smock mill |
| C. | Tower mill |
| D. | Fan mill |
| Answer» D. Fan mill | |
| 9. |
Name_the_type_of_windmill_which_consists_of_a_sloping,_horizontally_weather_boarded_or_thatched_tower.$ |
| A. | Post mill |
| B. | Smock mill |
| C. | Tower mill |
| D. | Fan mill |
| Answer» C. Tower mill | |
| 10. |
Which_type_of_windmills_are_been_used_for_primary_purposes? |
| A. | Post mill |
| B. | Smock mill |
| C. | Tower mill |
| D. | Fan mill |
| Answer» E. | |
| 11. |
How many of windmills are there? |
| A. | 2 |
| B. | 3 |
| C. | 4 |
| D. | 5 |
| Answer» B. 3 | |
| 12. |
Over load factor is also called as _____________ |
| A. | availability factor |
| B. | plant operating factor |
| C. | flat rating |
| D. | cut out velocity |
| Answer» B. plant operating factor | |
| 13. |
The fraction of time during a given period that the turbine is actually on line is called? |
| A. | Availability factor |
| B. | Flat rating |
| C. | Cut in velocity |
| D. | Cut out velocity |
| Answer» B. Flat rating | |
| 14. |
Why is wind turbine designed to stop operation at cut out velocity? |
| A. | To protect wheel against damage |
| B. | To make a quick stop in emergencies |
| C. | To improve the efficiency |
| D. | In order to adjust the blades to wind direction |
| Answer» B. To make a quick stop in emergencies | |
| 15. |
A wind turbine designed too to come into operation at a minimum wind speed is called ______ |
| A. | Cut in velocity |
| B. | Windward |
| C. | Cut out velocity |
| D. | Upwind location |
| Answer» B. Windward | |
| 16. |
Maintenance of constant output at all wind speeds above rating is called _______ |
| A. | Numeric rating scale |
| B. | Tenancy |
| C. | Flat Rating |
| D. | TRP |
| Answer» D. TRP | |
| 17. |
Why severe fluctuations in power are always undesirable in windmill? |
| A. | Because they pose power oscillations problems |
| B. | Damage of parts due to fluctuations |
| C. | The efficiency of the plant will be reduced |
| D. | Results in damage to the whole plant |
| Answer» B. Damage of parts due to fluctuations | |
| 18. |
What is the inherent weakness of all wind machines? |
| A. | Their efficiencies |
| B. | Requires powerful winds to make fan rotate |
| C. | Their dependency on the wind speed |
| D. | Cannot be easily repaired |
| Answer» D. Cannot be easily repaired | |