MCQOPTIONS
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MCQOPTIONS
This section includes 4 Mcqs, each offering curated multiple-choice questions to sharpen your Thermodynamics knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
The available energy is known as ____ and the unavailable energy is known as ____ |
| A. | energy, exergy |
| B. | exergy, energy |
| C. | both are called exergy |
| D. | both are called energy |
| Answer» C. both are called exergy | |
| 2. |
The ____ obtainable from a certain heat input in a cyclic heat engine is called ____ |
| A. | minimum work output, available energy |
| B. | maximum work output, available energy |
| C. | minimum work input, unavailable energy |
| D. | none of the mentioned |
| Answer» C. minimum work input, unavailable energy | |
| 3. |
The part of ____ available for conversion is referred to ____ |
| A. | high grade energy, available energy |
| B. | low grade energy, available energy |
| C. | low grade energy, unavailable energy |
| D. | high grade energy, unavailable energy |
| Answer» C. low grade energy, unavailable energy | |
| 4. |
The complete conversion of heat into shaft-work is impossible. |
| A. | true |
| B. | false |
| Answer» B. false | |