31. The function of pressure regulators in the emission system of flame photometer is to have a steady flame which is free from flickers.
32. Colorimeters are used in applications where great accuracy is required.
33. Which of the following is not an application of Flame emission photometers?
34. Enzyme-linked immunosorbent assay (ELISA) is used for
35. How is Tungsten Halogen lamp differs from normal Tungsten filament lamp used in absorption spectroscopy?
36. Which of the following detectors does not require a battery and is also known as barrier layer cell?
37. Which of the following is not true about Absorption spectroscopy?
38. In transmission electron microscopy, electron opacity is greatly enhanced by treating the specimen with
39. Which of the following is the principle of Golay cell which is used as a detector in IR spectroscopy?
40. Group I lists spectroscopic methods and Group II lists bimolecular applications of these methods. Match the methods in Group I with the applications in Group II.
Group I
Group II
P. Infrared
1. Identification of functional groups
Q. Circular Dichroism
2. Determination of secondary structure
R. Nuclear Magnetic Resonance
3. Estimation of molecular weight
4. Determination of 3-D structure
| Group I | Group II |
| P. Infrared | 1. Identification of functional groups |
| Q. Circular Dichroism | 2. Determination of secondary structure |
| R. Nuclear Magnetic Resonance | 3. Estimation of molecular weight |
| 4. Determination of 3-D structure |