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. |
For charging a tank, |
| A. | enthalpy is converted to work done |
| B. | work done is converted to enthalpy |
| C. | enthalpy is converted to internal energy |
| D. | internal energy is converted to work done |
| Answer» D. internal energy is converted to work done | |
| 2. |
Which of the following is true for a discharging tank? |
| A. | the process is adiabatic |
| B. | the process is quasi-static |
| C. | dQ=0 |
| D. | all of the mentioned |
| Answer» E. | |
| 3. |
In ____ filling a bottle with air at 300K, the gas temperature rises to 420K due to flow work being converted to ____ increase. |
| A. | adiabatically, heat |
| B. | adiabatically, internal energy |
| C. | constant pressure, heat |
| D. | none of the mentioned |
| Answer» C. constant pressure, heat | |
| 4. |
Which of the following is true for steady flow?a)(dE/dt)=0 |
| A. | (dE/dt)>0 |
| B. | (dE/dt)<0 |
| C. | none of the mentioned |
| Answer» B. (dE/dt)<0 | |