MCQOPTIONS
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MCQOPTIONS
This section includes 8 Mcqs, each offering curated multiple-choice questions to sharpen your Power Plant knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which of these is a working fluid in the bottoming plant of a Brayton-Rankine combined plant? |
| A. | Mercury |
| B. | Steam |
| C. | Water |
| D. | Air |
| Answer» D. Air | |
| 2. |
In the Brayton Rankine combined plant in series, the efficiency of the bottoming plant is? |
| A. | a product of two efficiencies |
| B. | a sum of two efficiencies |
| C. | difference of two efficiencies |
| D. | none of the mentioned |
| Answer» B. a sum of two efficiencies | |
| 3. |
What is the full form of HRSG in Thermodynamics? |
| A. | Heat Recovery Stem Generator |
| B. | Heat Recovery Steam Generator |
| C. | Heat Recuperating Steam Generator |
| D. | Heat Regenerative Steam Generator |
| Answer» C. Heat Recuperating Steam Generator | |
| 4. |
With an increase in the combined cycle pressure ratio, the efficiency of the bottoming cycle? |
| A. | increases |
| B. | decreases |
| C. | remains same |
| D. | none of the mentioned |
| Answer» C. remains same | |
| 5. |
Which material is used for the manufacture of the turbine blades? |
| A. | Stainless steel |
| B. | Carbon steel |
| C. | High nickel alloy |
| D. | High alloy steel |
| Answer» D. High alloy steel | |
| 6. |
Efficiency of Natural gas fired Combined cycle plants is more than that of coal-fired plants. |
| A. | true |
| B. | false |
| Answer» B. false | |
| 7. |
Cogeneration of heat & electricity is possible in a Combined cycle plants. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 8. |
What is that temperature called to which the exhaust gases of a gas turbine are cooled to? |
| A. | Oxygen Dewpoint |
| B. | Carbon dioxide Dewpoint |
| C. | Nitrogen Dewpoint |
| D. | Sulphuric Acid Dewpoint |
| Answer» E. | |