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EI2302 Analytical Instruments - Nov / Dec 2013 Important Questions
#1




Anna University


Department of Electronics and Instrumentation Engineering
(Common to I.C.E)


Fifth Semester
EI2302 Analytical Instruments


(Regulation 2008)


Unit 1
1. Derive Beers Law for absorption spectroscopy  and List out  the reasons for deviation of Beer's law in absorption
2. Explain the principle and instrumentation of UV spectrophotometers.
3. With neat diagram explain the principle of IR spectrophotometers and also discuss about the detectors used in it.
4. Explain the principle and instrumentation of Single and Double beam instruments.
5. Draw and explain the different blocks in absorption spectroscopy.
6. With a neat instrumentation setup explain the principle, working and construction of FTIR spectrophotometers.
7. Explain about the detectors used in IR spectrophotometers.
8. With a neat instrumentation setup explain the principle, working and construction of IR spectrophotometers.
9. Explain the principle, working and construction of Atomic Absorption spectrophotometers.
10. With a neat instrumentation setup explain the principle, working and construction of Flame Emission spectrophotometers.


Unit 2
1. With a neat instrumentation setup explain the principle, working and construction of Gas chromatography
2. Explain the different types of detectors used in Gas chromatography.
3. Explain the principle, working and construction of Liquid chromatography.
4. Explain the chromatographic behavior of solute in chromatography.
5. Write down the different types of chromatographic classification for the separation of samples.
6. Explain the construction and working of Flame ionization Detectors.
7. With a neat instrumentation setup explain the working and construction of HPLC.
8. Explain the different types of Detectors used in HPLC.


Unit 3
1. Explain the function of Hays magneto-strictive analyser used for measurement of   oxygen in steam of gas.
2. Explain with a neat instrumentation explain the different methods for NO2 measurements.
3. Draw and explain about dust monitoring system used in industrial process.
4. Explain the principle, construction about the different types of H2S analyzers. 
5. With a neat instrumentation setups explain the method for measuring CO levels in given sample.
6. With a neat schematic diagram explain about NO-NO combination analysis.
7. Explain with a neat diagram the construction and working of Thermal conductivity type thermal analyzers.
8. Explain about Lead acetate tape staining method used in industrial process.
9. Explain about different types of smoke measurement used in industrial process
10. With a neat diagram explain about Hersch galvanic cell type oxygen measurement.


Unit 4
1. Describe the constructional details of a reference electrode used for various pH measurements.
2. With a neat diagram explain the working principle of different Ion selective electrode.
3. Explain with a neat instrumentation setup the principle and working of silica analyzers.
4. Explain the principle, construction and working of sodium analyzers.
5. Explain the different method of pH measurements for the given sample.
6. Explain with neat diagram a method of measuring oxygen dissolved in the given water sample.
7. Discuss the classification of different types electrodes used for pH measurement.
8. Explain the construction and working principle of moisture measurement used in industrial process.
9. Explain the construction and working principle of solid state membrane electrode.
10. Explain with a neat diagram about the secondary reference electrode.


Unit 5
1. Discuss in detail the construction and working principle of NMR spectrophotometers.
2. With a neat instrumentation setup explain the construction and working of X-ray spectroscopy.
3. Explain the different types of detectors used in the measurement of X-rays.
4. With a neat sketch explain the construction and working principle of X – ray tube.
5. With a neat instrumentation setup explain the construction and working of Mass spectrometers.
6. Explain the different types of Mass spectrometers.
7. Explain the different types of NMR spectrometers and mention its application.
8. Write a short note on GM counter and Proportional counter.
9. Explain the different types of ion transducer used in Mass spectrometer.
10. Explain the absorption methods of X-Rays.



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