MCQOPTIONS
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MCQOPTIONS
This section includes 4 Mcqs, each offering curated multiple-choice questions to sharpen your Power Plant Question and Answers Effect of variation of Steam Condition on Thermal Efficiency knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
For the given values of efficiency, inlet steam pressure and quality of steam, pressure limits can be determined by? |
| A. | Mollier Charts |
| B. | Gantt Charts |
| C. | Mollier & Gantt Charts |
| D. | None of the mentioned |
| Answer» B. Gantt Charts | |
| 2. |
What is the effect of increasing superheat at constant inlet steam pressure & condenser pressure on mean temperature of heat addition? |
| A. | increases |
| B. | decreases |
| C. | remains same |
| D. | none of the mentioned |
| Answer» B. decreases | |
| 3. |
What is the effect of increasing superheat at constant inlet steam pressure & condenser pressure on cycle efficiency? |
| A. | Steady decrement in cycle efficiency |
| B. | Steady improvement in cycle efficiency |
| C. | No effect on cycle efficiency |
| D. | None of the mentioned |
| Answer» C. No effect on cycle efficiency | |
| 4. |
What is the relation between cooling water temperature (tc1) & condenser pressure (pc)? |
| A. | t<sub>c1</sub> is directly proportional to p<sub>c</sub> |
| B. | t<sub>c1</sub> is directly proportional to 2xp<sub>c</sub> |
| C. | t<sub>c1</sub> is directly proportional to 5xp<sub>c</sub> |
| D. | t<sub>c1</sub> is directly proportional to 6xp<sub>c</sub> |
| Answer» B. t<sub>c1</sub> is directly proportional to 2xp<sub>c</sub> | |