MCQOPTIONS
Saved Bookmarks
MCQOPTIONS
This section includes 6 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. |
A hydel plant is supplied from a reservoir of 5 X 106 m3 capacity at a head of 75m. Determine the number of electrical units produced (KWh) during the year if the load factor is 0.6 and overall efficiency of generation is 72%? |
| A. | 441.45MWh |
| B. | 300.22MWh |
| C. | 235MWh |
| D. | 182MWh |
| Answer» B. 300.22MWh | |
| 2. |
Determine the capacity of hydro power plant to be used 8 hours peaking plant assuming daily flow in a river to be constant at 65m3/s. and overall efficiency is 80% and head 12m? |
| A. | 6.1214 MW |
| B. | 5.5 MW |
| C. | 31.25 MW |
| D. | 22.0 MW |
| Answer» B. 5.5 MW | |
| 3. |
A lake behind a dam has a capacity of 30000km2-m approximately. For how many days would this water supply be sufficient to a city of 106 populations if daily requirement per person is 500 liters? |
| A. | 60,000 days |
| B. | 950 days |
| C. | 25000 days |
| D. | 8000 days |
| Answer» B. 950 days | |
| 4. |
Determine the power developed, IF given data is H = 150m, ng = 0.91, nt = 0.86 and Q is 9639.8? |
| A. | 74MW |
| B. | 75MW |
| C. | 76MW |
| D. | 78MW |
| Answer» B. 75MW | |
| 5. |
Determine the flow rate of water, if the catchment area of hydroelectric power is 2500 km2, with an average rainfall of 160cm. the percolation and evaporation losses account for 19%? |
| A. | 9639.8 M<sup>3</sup>/s |
| B. | 42.8 M<sup>3</sup>/s |
| C. | 859.63 M<sup>3</sup>/s |
| D. | 2342 M<sup>3</sup>/s |
| Answer» B. 42.8 M<sup>3</sup>/s | |
| 6. |
Determine the capacity of hydro power plant to be used 10 hours peaking plant assuming daily flow in a river to be constant at 20m3/s. and overall efficiency is 80%? |
| A. | 1.8835 MW |
| B. | 5.5 MW |
| C. | 3.25 MW |
| D. | 1.0 MW |
| Answer» B. 5.5 MW | |