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This section includes 12 Mcqs, each offering curated multiple-choice questions to sharpen your Separation Processes knowledge and support exam preparation. Choose a topic below to get started.
1. |
Why is an external field or gradient applied? |
A. | To increase the speed of separation |
B. | To start the separation |
C. | To decrease the byproducts |
D. | To obtain maximum efficiency |
Answer» C. To decrease the byproducts | |
2. |
What is the role of centrifugal force field? |
A. | Establishes a magnetic field |
B. | Establishes a pressure filed |
C. | Establishes an electric field |
D. | Settles down the heavier particles |
Answer» C. Establishes an electric field | |
3. |
WHAT_IS_THE_ROLE_OF_CENTRIFUGAL_FORCE_FIELD??$ |
A. | Establishes a magnetic field |
B. | Establishes a pressure filed |
C. | Establishes an electric field |
D. | Settles down the heavier particles |
Answer» C. Establishes an electric field | |
4. |
Why is an external field or gradient applied?$ |
A. | To increase the speed of separation |
B. | To start the separation |
C. | To decrease the byproducts |
D. | To obtain maximum efficiency |
Answer» C. To decrease the byproducts | |
5. |
What happens when a temperature gradient is applied? |
A. | Components flow at different rates |
B. | Charged components migrate to opposite sides |
C. | The high melting component melts |
D. | Concentration gradient is formed |
Answer» E. | |
6. |
What do the cation and anion permeable membrane do in electro-dialysis? |
A. | Disallows migration of species of same charge |
B. | Facilitates the migration of species of same charge |
C. | Separates the protons and electrons |
D. | Removes the ions |
Answer» B. Facilitates the migration of species of same charge | |
7. |
What field is applied in fled-flow fractionation? |
A. | Thermal gradient |
B. | Centrifugal force field |
C. | Perpendicular electric or magnetic field |
D. | Parallel electric or magnetic field |
Answer» D. Parallel electric or magnetic field | |
8. |
How are hemicelluloses recovered? |
A. | Centrifugation |
B. | Electrophoresis |
C. | Electrolysis |
D. | Thermal diffusion |
Answer» C. Electrolysis | |
9. |
Which separation technique is used for desalinization of sea water? |
A. | Centrifugation |
B. | Electrodialysis |
C. | Electrophoresis |
D. | Thermal diffusion |
Answer» C. Electrophoresis | |
10. |
Which separation technique is used to concentrate heavy water? |
A. | Centrifugation |
B. | Electrodialysis |
C. | Electrolysis |
D. | Thermal diffusion |
Answer» D. Thermal diffusion | |
11. |
How is the separation of chlorine isotopes carried out? |
A. | Centrifugation |
B. | Electrodialysis |
C. | Electrophoresis |
D. | Thermal diffusion |
Answer» E. | |
12. |
How is the separation of uranium isotopes carried out? |
A. | Centrifugation |
B. | Electrodialysis |
C. | Electrophoresis |
D. | Thermal diffusion |
Answer» B. Electrodialysis | |