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. |
Closed systems have ________ type of boundary wall. |
| A. | Impermeable |
| B. | Permeable |
| C. | Rigid |
| D. | None of the mentioned |
| Answer» B. Permeable | |
| 2. |
The number of variables whose values are unknown minus the number of independent equation is degree of freedom,The above given statement is |
| A. | True |
| B. | False |
| C. | It is not the definition of degrees of freedom |
| D. | None of the mentioned |
| Answer» B. False | |
| 3. |
What is the mass fraction of H2O in A?a) 0.2b) 0.4c) 0.6d) 0.8 5-7. Tank A contains 90% O2 that is mixed with another tank B containing 30% of O2 to get a Tank C containing 65% O2 .5. What is the ratio of the gas used from Tank A to that used from Tank B? |
| A. | 0.2b) 0.4c) 0.6d) 0.8 5-7. Tank A contains 90% O2 that is mixed with another tank B containing 30% of O2 to get a Tank C containing 65% O2 .5. What is the ratio of the gas used from Tank A to that used from Tank B?a) 1.0 |
| B. | 0.4c) 0.6d) 0.8 5-7. Tank A contains 90% O2 that is mixed with another tank B containing 30% of O2 to get a Tank C containing 65% O2 .5. What is the ratio of the gas used from Tank A to that used from Tank B?a) 1.0b) 1.2 |
| C. | 0.6d) 0.8 5-7. Tank A contains 90% O2 that is mixed with another tank B containing 30% of O2 to get a Tank C containing 65% O2 .5. What is the ratio of the gas used from Tank A to that used from Tank B?a) 1.0b) 1.2c) 1.4 |
| D. | 0.8 5-7. Tank A contains 90% O2 that is mixed with another tank B containing 30% of O2 to get a Tank C containing 65% O2 .5. What is the ratio of the gas used from Tank A to that used from Tank B?a) 1.0b) 1.2c) 1.4d) 1.6View Answer |
| Answer» B. 0.4c) 0.6d) 0.8 5-7. Tank A contains 90% O2 that is mixed with another tank B containing 30% of O2 to get a Tank C containing 65% O2 .5. What is the ratio of the gas used from Tank A to that used from Tank B?a) 1.0b) 1.2 | |
| 4. |
For the given problem1. What is the mass fraction for H2O in feed and NaOH in product? |
| A. | 0.50 and 0.50 |
| B. | 0.65 and 0.50 |
| C. | 0.65 and 0.65 |
| D. | 0.50 and 0.95View Answer |
| Answer» C. 0.65 and 0.65 | |
| 5. |
CLOSED_SYSTEMS_HAVE__________TYPE_OF_BOUNDARY_WALL.?$ |
| A. | Impermeable |
| B. | Permeable |
| C. | Rigid |
| D. | None of the mentioned |
| Answer» B. Permeable | |
| 6. |
CONCEPT_OF_MATERIAL_BALANCE_BASED_UPON??$ |
| A. | Conservation of mass |
| B. | Conservation of energy |
| C. | Conservation of momentum |
| D. | Conservation of Volume |
| Answer» B. Conservation of energy | |
| 7. |
Closed_systems_have__________type_of_boundary_wall.$ |
| A. | Impermeable |
| B. | Permeable |
| C. | Rigid |
| D. | None of the mentioned |
| Answer» B. Permeable | |
| 8. |
Concept of material balance based upon? |
| A. | Conservation of mass |
| B. | Conservation of energy |
| C. | Conservation of momentum |
| D. | Conservation of Volume |
| Answer» B. Conservation of energy | |
| 9. |
The number of variables whose values are unknown minus the number of independent equation is degree of freedom, |
| A. | |
| B. | True |
| C. | False |
| Answer» B. True | |
| 10. |
If A = 100 moles, what are the number of moles of C? |
| A. | 151.4 |
| B. | 161.4 |
| C. | 171.4 |
| D. | 181.6 |
| Answer» D. 181.6 | |
| 11. |
If A = 100 moles, what are the number of moles of B? |
| A. | 51.4 |
| B. | 61.4 |
| C. | 71.4 |
| D. | 81.6 |
| Answer» D. 81.6 | |
| 12. |
Tank A contains 90% O2 that is mixed with another tank B containing 30% of O2 to get a Tank C containing 65% O2 . |
| A. | |
| B. | 1.0 |
| C. | 1.2 |
| Answer» D. | |
| 13. |
What is the mass fraction of NaOH in A? |
| A. | 0.2 |
| B. | 0.4 |
| C. | 0.6 |
| D. | 0.8 |
| Answer» E. | |
| 14. |
What is the mass in kg of H2O in feed and NaOH in product? |
| A. | 65 and 50 |
| B. | 95 and 50 |
| C. | 65 and 75 |
| D. | 50 and 50 |
| Answer» D. 50 and 50 | |