MCQOPTIONS
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MCQOPTIONS
This section includes 657 Mcqs, each offering curated multiple-choice questions to sharpen your Testing Subject knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Isentropic efficiency is defined as ________ |
| A. | The power output of actual turbine/ power output if the turbine were isentropic |
| B. | The power input of actual turbine/ power output if the turbine were isentropic |
| C. | The power output of actual turbine/ power output if the turbine were adiabatic |
| D. | The power output of actual turbine/ power output if the turbine were polytropic |
| Answer» B. The power input of actual turbine/ power output if the turbine were isentropic | |
| 2. |
The performance of a flow device is expressed in terms of _________ |
| A. | Adiabatic efficiency |
| B. | Isentropic efficiency |
| C. | Thermal efficiency |
| D. | Mechanical efficiency |
| Answer» C. Thermal efficiency | |
| 3. |
All the energy relations satisfy the mathematical condition in thermodynamics. |
| A. | True |
| B. | False |
| Answer» B. False | |