MCQOPTIONS
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MCQOPTIONS
This section includes 14 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. |
During the first sequence of the process, sample is added at the last. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 2. |
What will be the final colour of the solution obtained during silica analysis? |
| A. | Pink |
| B. | Red |
| C. | Blue |
| D. | Yellow |
| Answer» D. Yellow | |
| 3. |
How will the photodetector output be if silica content is high in a solution? |
| A. | The output will be high |
| B. | The output will be low |
| C. | The output will be zero |
| D. | Output cannot be determined |
| Answer» C. The output will be zero | |
| 4. |
If the differential amplifier gives a positive output then it infers which of the following (Reference output is given to the positive terminal and sample output is given to the negative terminal)? |
| A. | The concentration of silica in sample and reference solution is equal |
| B. | The concentration of silica in a reference solution is more than that in the sample solution |
| C. | The concentration of silica in sample solution is more than that in the reference solution |
| D. | Further processing is required to come to any conclusion |
| Answer» D. Further processing is required to come to any conclusion | |
| 5. |
HOW_WILL_THE_PHOTODETECTOR_OUTPUT_BE_IF_SILICA_CONTENT_IS_HIGH_IN_A_SOLUTION??$ |
| A. | Output will be high |
| B. | Output will be low |
| C. | Output will be zero |
| D. | Output cannot be determined |
| Answer» C. Output will be zero | |
| 6. |
During the first sequence of the process, sample is added at the last.$ |
| A. | True |
| B. | False |
| Answer» B. False | |
| 7. |
What_will_be_the_final_colour_of_the_solution_obtained_during_silica_analysis?$ |
| A. | Pink |
| B. | Red |
| C. | Blue |
| D. | Yellow |
| Answer» D. Yellow | |
| 8. |
Blank use compensates for the effect of temperature variation. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 9. |
If the differential amplifier gives a negative output then it infers which of the following (Reference output is given to the positive terminal and sample output is given to the negative terminal)? |
| A. | Concentration of silica in sample and reference solution is equal |
| B. | Concentration of silica in reference solution is more than that in the sample solution |
| C. | Concentration of silica in sample solution is more than that in the reference solution |
| D. | Further processing is required to come to any conclusion |
| Answer» C. Concentration of silica in sample solution is more than that in the reference solution | |
| 10. |
If the differential amplifier gives zero as output then it infers which of the following (Reference output is given to the positive terminal and sample output is given to the negative terminal)? |
| A. | Concentration of silica in sample and reference solution is equal |
| B. | Concentration of silica in reference solution is more than that in the sample solution |
| C. | Concentration of silica in sample solution is more than that in the reference solution |
| D. | Further processing is required to come to any conclusion |
| Answer» B. Concentration of silica in reference solution is more than that in the sample solution | |
| 11. |
The output from both the detectors is given to which of the following devices? |
| A. | Filters |
| B. | Microprocessor |
| C. | Recorder |
| D. | Differential Amplifier |
| Answer» E. | |
| 12. |
Which of the following detectors are used in silica analyser? |
| A. | Photovoltaic cell |
| B. | Photo multiplier |
| C. | Photo emissive tubes |
| D. | Flame emission detector |
| Answer» B. Photo multiplier | |
| 13. |
Which of the following is not added to the sample during analysis during silica analysis? |
| A. | Ammonium Molybdate |
| B. | Sulphuric acid |
| C. | Reducing solution |
| D. | Iodine solution |
| Answer» E. | |
| 14. |
Which of the following principles are used in silica analyser? |
| A. | Amperometric principle |
| B. | Colorimetric principle |
| C. | Coulometric principle |
| D. | Magnetic principle |
| Answer» C. Coulometric principle | |