MCQOPTIONS
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MCQOPTIONS
This section includes 6 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. |
__________ is the third most crucial paper furnish based on the weight utilized, with pulp and clay. It s utilized as a retention aid, dry strength agent, and surface sizing agent. |
| A. | tStarch |
| B. | tClay |
| C. | tDyes |
| D. | tTitanium oxide |
| Answer» B. tClay | |
| 2. |
Basic dyes are cationic organic dyes which contain amine groups and are utilized with inorganic anions to fix them to the surface of __________ |
| A. | tClay |
| B. | tDyes |
| C. | tFibers |
| D. | tBrighteners |
| Answer» E. | |
| 3. |
__________ is used as a filler in Europe. Diatomaceous earth s generally utilized for pitch control. Some other fillers are utilized, including ZnO2 and calcium sulfate. |
| A. | tTalc |
| B. | tTitanium dioxide |
| C. | tClay |
| D. | tCalcium carbonate |
| Answer» B. tTitanium dioxide | |
| 4. |
__________ is becoming an extremely imp. filler to the industry. The mineral form s named calcite and occurs in limestones, chalks, and marbles. |
| A. | tDyes |
| B. | tClay |
| C. | tFillers |
| D. | tChalk |
| Answer» E. | |
| 5. |
__________ is a cheap filler, mined from natural deposits, used in magazine and book paper. It s not as bright as CaCO3 and TiO3, has an index of refraction of 1.55. |
| A. | tPCC |
| B. | tFillers |
| C. | tClay |
| D. | tDyes |
| Answer» D. tDyes | |
| 6. |
Fillers are pigments that are not added to stock for opacity and brightness improvements of printing papers. |
| A. | tTrue |
| B. | tFalse |
| Answer» C. | |