MCQOPTIONS
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MCQOPTIONS
This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Food Processing Unit Operations knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
What is the other alternative name for equilibrium phase diagram? |
| A. | p-v-T diagram |
| B. | Bubble point diagram |
| C. | Dew point diagram |
| D. | Equilibrium point diagram |
| Answer» B. Bubble point diagram | |
| 2. |
Is rate law and law of mass action are same? |
| A. | True |
| B. | False |
| Answer» C. | |
| 3. |
At equilibrium, the concentrations of N2=4.0 x10-3M, O2 = 5.2 x 10-3M and NO=3.9 10-3M in a sealed vessel at 800K. What will be Kc for the reaction? |
| A. | 0.731 |
| B. | 0.073 |
| C. | 7.31 |
| D. | 0.0007 |
| Answer» B. 0.073 | |
| 4. |
What is the temperature at which the solid and liquid phases are at equilibrium? |
| A. | Normal melting point |
| B. | Bubble point |
| C. | Dew point |
| D. | Equilibrium point |
| Answer» B. Bubble point | |
| 5. |
Are these statements about the dynamic equilibrium true?
|
| A. | nStatement 2: Two processes occur at the same rate. |
| B. | True, False |
| C. | True, True |
| D. | False, True |
| E. | False, False |
| Answer» C. True, True | |
| 6. |
What is peritectic? |
| A. | A reaction between solid phase and gas phase to form a second solid phase |
| B. | A reaction between solid phase and liquid phase to form a second solid phase |
| C. | A reaction between gas phase and liquid phase to form a second solid phase |
| D. | A reaction between solid phase and liquid phase to form a second liquid phase |
| Answer» C. A reaction between gas phase and liquid phase to form a second solid phase | |
| 7. |
Which of the following is not an example of freezing point depression? |
| A. | Salt in water |
| B. | Cooling the hot water |
| C. | Alcohol in water |
| D. | Mixing of impurities into a fine powder |
| Answer» D. Mixing of impurities into a fine powder | |
| 8. |
Who coined the term triple point? |
| A. | James Thomson |
| B. | Daniel Gabriel Fahrenheit |
| C. | Carrier |
| D. | Rudolf Clausius |
| Answer» B. Daniel Gabriel Fahrenheit | |
| 9. |
Is the value of equilibrium constant independent of initial concentrations of the reactants and products? |
| A. | True |
| B. | False |
| Answer» B. False | |
| 10. |
At what point does liquid and solid exist at equilibrium? |
| A. | Double point |
| B. | Triple point |
| C. | Dew point |
| D. | Freezing point |
| Answer» C. Dew point | |