MCQOPTIONS
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MCQOPTIONS
This section includes 7 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 is not an advantage of a photovoltaic cell which is used as a detector in Flame emission photometers? |
| A. | Portable |
| B. | No external supply |
| C. | Robust in construction |
| D. | Does not show fatigue |
| Answer» E. | |
| 2. |
Which of the following is not an application of Flame emission photometers? |
| A. | Analysis of biological fluids |
| B. | Determination of sodium, potassium in soil |
| C. | Determination of metals such as Mn, Cu |
| D. | Analysis of complex mixtures |
| Answer» E. | |
| 3. |
Phototubes are more sensitive than photovoltaic cells. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 4. |
Which of the following is not a detector used in Flame emission photometers? |
| A. | Photronic cell |
| B. | Photovoltaic cell |
| C. | Photoemissive tube |
| D. | Chromatogram |
| Answer» E. | |
| 5. |
Which of the following is the advantage of grating monochromators? |
| A. | Dispersion is non-overlapping |
| B. | Dispersion occurs in non-linear manner |
| C. | Dispersion is overlapping |
| D. | Dispersion occurs in a linear manner |
| Answer» E. | |
| 6. |
In Flame emission photometers, the measurement of _____________ is used for quantitative analysis. |
| A. | Colour |
| B. | Intensity |
| C. | Velocity |
| D. | Frequency |
| Answer» C. Velocity | |
| 7. |
The function of pressure regulators in the emission system of flame photometer is to have a steady flame which is free from flickers. |
| A. | True |
| B. | False |
| Answer» B. False | |