MCQOPTIONS
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MCQOPTIONS
This section includes 15 Mcqs, each offering curated multiple-choice questions to sharpen your Irrigation Engineering knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
What is the highest elevation of water level that can be maintained in the reservoir without any spillway discharge either with gated or non-gated spillway? |
| A. | Normal Water level |
| B. | Minimum Water level |
| C. | Weighted average level |
| D. | Operating head |
| Answer» B. Minimum Water level | |
| 2. |
400 cumecs of water are being released from dam storage to meet the downstream demand through the turbines of the connected hydro plant. The effective head of water acting on the turbines is 50 m. The efficiency of the hydro plant is 0.8. The electrical power generated from this plant is __________________ |
| A. | 1,56,800 MW |
| B. | 156.8 M kW |
| C. | 156.8 MW |
| D. | 156.8 kW |
| Answer» D. 156.8 kW | |
| 3. |
If the peak load on a power plant having a capacity of 100 MW is 70 MW during a given week. Calculate the utilization factor. |
| A. | 0.35 |
| B. | 0.50 |
| C. | 0.70 |
| D. | 0.60 |
| Answer» D. 0.60 | |
| 4. |
Calculate utilisation factor if the maximum power utilised is 40,000 kW and two turbo generators installed each of capacity 23,000 kW. |
| A. | 73% |
| B. | 87% |
| C. | 57.5% |
| D. | 63% |
| Answer» C. 57.5% | |
| 5. |
The load on a hydel plant varies from a minimum of 10,000 kW to a maximum of 35,000 kW. Two turbo-generators of capacities 20,000 kW each have been installed. Calculate Plant factor. |
| A. | 50% |
| B. | 51% |
| C. | 56.2% |
| D. | 59.7% |
| Answer» D. 59.7% | |
| 6. |
The difference of head at the point of entry and exit of turbine is _______________ |
| A. | design head |
| B. | gross head |
| C. | effective head |
| D. | rated head |
| Answer» D. rated head | |
| 7. |
To ensure maximum overall plant efficiency, the rated head should be equal to ______________ |
| A. | the design head |
| B. | the gross head |
| C. | the operating head |
| D. | effective head |
| Answer» B. the gross head | |
| 8. |
The value of power factor is generally _____________________ |
| A. | equal to unity |
| B. | less than unity |
| C. | greater than unity |
| D. | equal to zero |
| Answer» C. greater than unity | |
| 9. |
The net amount of power which is continuously available from a plant without any break is known as _____________ |
| A. | firm power |
| B. | secondary power |
| C. | power factor |
| D. | utilization factor |
| Answer» B. secondary power | |
| 10. |
The ratio of maximum power utilised to the maximum power available is _____________ |
| A. | power factor |
| B. | plant use factor |
| C. | reserve capacity |
| D. | capacity factor |
| Answer» C. reserve capacity | |
| 11. |
A canal drop is 6 meters and discharges available through the turbine is 50 cumec. Find the electrical energy available. |
| A. | 2352 KW |
| B. | 2352 MW |
| C. | 2.352 kW |
| D. | 235.2 kW |
| Answer» B. 2352 MW | |
| 12. |
During a certain week a power plant turns out 84,00,000 kWh and the peak load during the week is 100,000 kW. What is the load factor during the week? |
| A. | 40% |
| B. | 45% |
| C. | 50% |
| D. | 60% |
| Answer» D. 60% | |
| 13. |
If the peak load on a power plant having a capacity of 100 MW is 70 MW during a given week and the energy produced is 58, 80,000 kWh, the capacity factor for the plant for the week will be ___________________ |
| A. | 35% |
| B. | 50% |
| C. | 70% |
| D. | 65% |
| Answer» B. 50% | |
| 14. |
If the peak load for a power plant equals the plant capacity then the ratio of the capacity factor to load factor will be _________________ |
| A. | 1 |
| B. | 0 |
| C. | < 1 |
| D. | > 1 |
| Answer» B. 0 | |
| 15. |
The minimum power which a hydropower plant can generate throughout the year is called as ________________ |
| A. | power plant capacity |
| B. | power plant load |
| C. | firm power |
| D. | water power |
| Answer» D. water power | |