MCQOPTIONS
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MCQOPTIONS
This section includes 657 Mcqs, each offering curated multiple-choice questions to sharpen your Testing Subject knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Problems in zeta potential measurement occur if the H2O has a relatively high _________strength since heating will occur, which induces convection currents. |
| A. | ionic |
| B. | magnetising |
| C. | acid |
| D. | basic |
| Answer» B. magnetising | |
| 2. |
What’s the name of the group? |
| A. | Carbonate |
| B. | Epoxy |
| C. | Polymer |
| D. | Starch |
| Answer» C. Polymer | |
| 3. |
Colloidal _________ have a disadvantage that it’s hard to reproduce the method from operator to operator without mechanization of the system.$# |
| A. | Titration |
| B. | Sulfonication |
| C. | Burning |
| D. | Delignification |
| Answer» B. Sulfonication | |
| 4. |
_________ are too large to easily be measure by their zeta potential. |
| A. | Filbers |
| B. | Cationic polymer |
| C. | Lyophobic |
| D. | Lyophilic |
| Answer» B. Cationic polymer | |
| 5. |
It is well known that _________ cause maximum flocculation shortly after their addition to fiber slurries. |
| A. | Anionic polymer |
| B. | Cationic polymer |
| C. | Lyophobic |
| D. | Lyophilic |
| Answer» C. Lyophobic | |
| 6. |
Wet strength additives work by forming ionic bonds between fibers. |
| A. | True |
| B. | False |
| Answer» C. | |