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This section includes 8 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. |
Fill in the blank.__________ = (total pulping liquor mass)/(dry wood mass) |
A. | Wood to pulp ratio |
B. | Liquor to wood ratio |
C. | Delignification selectivity |
D. | Defiberating |
Answer» C. Delignification selectivity | |
2. |
Fill in the blank.___________ in liquor=(percent chemical on wood)/(liquor to wood ratio) |
A. | Chemical concentration |
B. | Pulping liquor mass |
C. | Chemical charge |
D. | /(liquor to wood ratio)a) Chemical concentrationb) Pulping liquor massc) Chemical charged) Liquor to wood ratio |
Answer» B. Pulping liquor mass | |
3. |
What is the name of the question mark region? |
A. | Screw feeder |
B. | Rotary feeder |
C. | Blow line |
D. | Discharger |
Answer» D. Discharger | |
4. |
What is the name of the hidden black region? |
A. | Pre-streaming Chamber |
B. | Post-streaming chamber |
C. | Residue-streaming chamber |
D. | Slurry-streaming chamber |
Answer» B. Post-streaming chamber | |
5. |
The pulp viscosity is a measure of the average chain length of cellulose. |
A. | True |
B. | False |
Answer» B. False | |
6. |
What is the other name of permanganate number? |
A. | L number |
B. | K number |
C. | M number |
D. | C number |
Answer» C. M number | |
7. |
What is the correct definition of Kappa number? |
A. | It is the measure of the protein content of pulp |
B. | It is the measure of the lignin content of pulp |
C. | It is the measure of the minerals content of pulp |
D. | It is the measure of the bleaching content of pulp |
Answer» C. It is the measure of the minerals content of pulp | |
8. |
What is the name of the process of breaking down the chemical structure of lignin and rendering it soluble in a liquid? |
A. | Delignification |
B. | Dissolving pulp |
C. | Cross recovery |
D. | Kraft green liquor semi-chemical process |
Answer» B. Dissolving pulp | |