Name of the College : Easwari Engineering College
University : Anna University
Subject Code/Name : EI 2302 — Analytical Instruments
Dept : Electronics and Instrumentation Engineering
Degree : B.E
Year : APRIL/MAY 2011
Year/SEM: III/V
Website : srmeaswari.ac.in
Document Type : Model Question Paper
Download Model/Sample Question Paper : https://www.pdfquestion.in/uploads/srmeaswari.ac.in/3313-fifth%20sem1.pdf
SRM Easwari Analytical Instruments Question Paper
(Common to Instrumentation and Control Engineering)
(Regulation 2008)
Time : Three hours
Maximum : 100 marks
Related / Similar Question Paper : SRM Easwari MBA Written Communication Question Bank
Answer ALL questions :
PART A
(10 × 2 = 20 marks)
1. State Beer-Lambert’s law.
2. What are the advantages of double beam spectrophotometer?
3. Define Thin Layer Chromatography.
4. What is meant by column packing in chromatography?
5. Write the principle of a smoke meter.
6. Mention the uses of IR analyzer.
7. What are called bio-sensors?
8. Give the principle of pH measurement.
9. What is the advantage of electron spin Resonance Spectroscopy?
10. Write down the principle of Mass Spectrometry.
PART B
(5 × 16 = 80 marks)
11. (a) With a schematic diagram, explain the Atomic absorption spectroscopy.
Or
(b) With a neat instrumentation setup, explain the visible spectrophotometer.
12. (a) (i) With the necessary diagram, explain the adsorption chromatography techniques. (12)
(ii) List the various detectors used for this purpose. (4)
Or
(b) (i) With a neat schematic diagram, discuss the separation principle of HPLC (High Pressure Liquid Chromatography). (12)
(ii) Enumerate the applications of HPLC. (4)
13. (a) (i) With a suitable diagram, explain the construction and working of oxygen analyzer. (10)
(ii) Discuss the method of analysis based on ionization of gases. (6)
Or
(b) (i) With necessary diagram, explain the working principle of thermal conductivity analyzer. (8)
(ii) With neat instrumentation setup, explain any one method to estimate sulphur-di-oxide present in air. (8)
14. (a) Discuss, how pH of a solution is measured using glass electrode and reference electrode with necessary diagrams. (16)
Or
(b) Explain the working principle of sodium analyzer and dissolved oxygen analyzer with neat diagram. (16)
15. (a) Describe, how various samples are analyzed using NMR spectrometer with neat sketch.
Or
(b) With neat sketch, explain the construction and working principle of mass spectrometer.