MCQOPTIONS
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MCQOPTIONS
This section includes 14 Mcqs, each offering curated multiple-choice questions to sharpen your Chemical Process Calculation knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Values of vapour at temperature and pressure exceeding those at saturation is |
| A. | Superheated vapour |
| B. | Sub-cooled vapour |
| C. | Below critical point vapour |
| D. | None of the mentioned |
| Answer» B. Sub-cooled vapour | |
| 2. |
The pressure along the melting curve is |
| A. | Sublimation pressure |
| B. | Saturation pressure |
| C. | Condensation pressure |
| D. | None of the mentioned |
| Answer» B. Saturation pressure | |
| 3. |
The liquid between the melting curve and the vapour pressure curve is Sub-cooled liquid.The above given statement is |
| A. | False |
| B. | True |
| C. | Cannot be predicted for any material |
| D. | None of the mentioned |
| Answer» C. Cannot be predicted for any material | |
| 4. |
Boiling occurs at ________ temperature and _______ pressure, the process appears as a point in ____ diagram. |
| A. | Constant, constant, P-T |
| B. | Variable, constant, P-T |
| C. | Constant, variable, V-T |
| D. | Variable, variable, V-T |
| Answer» B. Variable, constant, P-T | |
| 5. |
VALUES_OF_VAPOUR_AT_TEMPERATURE_AND_PRESSURE_EXCEEDING_THOSE_AT_SATURATION_IS?$ |
| A. | Superheated vapour |
| B. | Sub-cooled vapour |
| C. | Below critical point vapour |
| D. | None of the mentioned |
| Answer» B. Sub-cooled vapour | |
| 6. |
THE_PRESSURE_ALONG_THE_MELTING_CURVE_IS?$ |
| A. | Sublimation pressure |
| B. | Saturation pressure |
| C. | Condensation pressure |
| D. | None of the mentioned |
| Answer» B. Saturation pressure | |
| 7. |
The pressure along the melting curve i? |
| A. | Sublimation pressure |
| B. | Saturation pressure |
| C. | Condensation pressure |
| D. | None of the mentioned |
| Answer» B. Saturation pressure | |
| 8. |
Change in phase from solid to vapour |
| A. | Melting |
| B. | Boiling |
| C. | Evaporation |
| D. | Sublimation |
| Answer» E. | |
| 9. |
The liquid between the melting curve and the vapour pressure curve is Sub-cooled liquid. |
| A. | |
| B. | False |
| C. | True |
| Answer» C. True | |
| 10. |
Saturated liquid or saturated vapour can be found |
| A. | Along the liquid and vapour equilibrium curve |
| B. | Along the liquid and solid equilibrium curve |
| C. | Along the solid and vapour equilibrium curve |
| D. | None of the mentioned |
| Answer» B. Along the liquid and solid equilibrium curve | |
| 11. |
The temperature at which the solid melts at 1 atm is called |
| A. | Normal boiling point |
| B. | Normal melting point |
| C. | Normal freezing point |
| D. | None of the mentioned |
| Answer» C. Normal freezing point | |
| 12. |
The temperature at which a liquid will begin to boil at the standard atmospheric pressure is |
| A. | Normal boiling point |
| B. | Normal melting point |
| C. | Normal freezing point |
| D. | None of the mentioned |
| Answer» B. Normal melting point | |
| 13. |
The change of phase from liquid to solid is |
| A. | Freezing |
| B. | Evaporation |
| C. | Sublimation |
| D. | None of the mentioned |
| Answer» B. Evaporation | |
| 14. |
The change of phase from liquid to vapour is |
| A. | Condensation |
| B. | Evaporation |
| C. | Sublimation |
| D. | None of the mentioned |
| Answer» C. Sublimation | |