MCQOPTIONS
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MCQOPTIONS
This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Pulp Paper knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Inverse _________has been utilized to characterize surface energy; in pulp and paper this has been accomplished with treated and untreated pulps. |
| A. | Gas chromatography |
| B. | Silver test |
| C. | Stone test |
| D. | Sulfurication |
| Answer» B. Silver test | |
| 2. |
Identify the equation used to calculate pore radius from which water will condense. |
| A. | Lucas |
| B. | Wettability |
| C. | Kelvin |
| D. | PascalView Answer |
| Answer» B. Wettability | |
| 3. |
Internal sizing agents are generally _________ materials. The polar portion attaches to the fiber or fines directly through a covalent bond or indirectly through a caustic element such as alum. |
| A. | Amphoteric |
| B. | Amphitaric |
| C. | Non polar |
| D. | Polar |
| Answer» C. Non polar | |
| 4. |
_________ is easily wetted by H2O and, H2O on _________ gives a low contact angle that approaches zero; this causes the water to be drawn into the capillaries. [/expand] |
| A. | Starch |
| B. | Lignin |
| C. | Cellulose |
| D. | Pulp |
| Answer» D. Pulp | |
| 5. |
Find the hidden term |
| A. | 10 degrees |
| B. | 180 degrees |
| C. | 100 degrees |
| D. | 90 degreesView Answer |
| Answer» E. | |
| 6. |
3 contact angles of a droplet on a flat surface |
| A. | True |
| B. | False |
| Answer» B. False | |
| 7. |
Identify the equation to give actual capillary action. |
| A. | Lucas |
| B. | Wettability |
| C. | Kelvin |
| D. | PascalView Answer |
| Answer» C. Kelvin | |
| 8. |
Identify the equation used to calculate pore sizes. |
| A. | Lucas |
| B. | Wettability |
| C. | Kelvin |
| D. | PascalView Answer |
| Answer» B. Wettability | |
| 9. |
LUCAS?$ |
| A. | Wettability |
| B. | Kelvin |
| C. | Pascal |
| Answer» B. Kelvin | |
| 10. |
Lucas |
| A. | Wettability |
| B. | Kelvin |
| C. | Pascal |
| Answer» C. Pascal | |