MCQOPTIONS
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MCQOPTIONS
This section includes 5 Mcqs, each offering curated multiple-choice questions to sharpen your Analytical Instrumentation knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which of the following types of liquid chromatography uses immobilized biochemical as a stationary phase? |
| A. | Ion exchange chromatography |
| B. | Exclusion chromatography |
| C. | Affinity chromatography |
| D. | Gel permeation chromatography |
| Answer» D. Gel permeation chromatography | |
| 2. |
Which of the following is not true about narrow bore column when compared to standard columns? |
| A. | Internal diameter decreases |
| B. | Volumetric flow decreases |
| C. | Solvent cost is saved |
| D. | Detector response time increases |
| Answer» E. | |
| 3. |
Which of the following is not true about the radial compression column when compared to standard separation column? |
| A. | Internal diameter decreases |
| B. | Overall operating pressure decreases |
| C. | Analysis time decreases |
| D. | Solvent flow increases |
| Answer» B. Overall operating pressure decreases | |
| 4. |
Which of the following is not true about the guard column used in liquid chromatography? |
| A. | It filters particles that clog the separation column |
| B. | It extends the lifetime of separation column |
| C. | It allows particles that cause precipitation upon contact with stationary or mobile phase |
| D. | The size of packing varies with the type of protection needed |
| Answer» D. The size of packing varies with the type of protection needed | |
| 5. |
Which of the following will improve the efficiency of the separation process in liquid chromatography? |
| A. | Increase in sample size, increase in column diameter |
| B. | Reduction in sample size, increase in column diameter |
| C. | Increase in sample size, reduction in column diameter |
| D. | Reduction in sample size, reduction in column diameter |
| Answer» E. | |