Thapar University 2006 B.Tech Electrical and Electronics Engineering Analytical Instrumentation - Question Paper
Thapar Institute of Engineering & Technology
B.Tech Electrical & Instrumentation (4th Year)
Final Term exam
EI008 (Analytical Instrumentation)
THAPAR INSTITUTE OF ENGINEERING AND TECHNOLOGY, PATIALA ELECTRICAL & INSTRUMENTATION ENGINEERING DEPARTMENT END SEMESTER EXAMINATION (December 8, 2006) ANALYTICAL INSTRUMENTATION (EI-008)
TIME: 3Hours Marks: 90
Course Instructor: Gagandeep Kaur
Note: Attempt all questions in a given sequence strictly.
Ql.(a) What do you understand from spectroscopic analysis? Explain with diagrams the general schemes of the analysis applicable for gaseous, liquid and solid samples when IR spectroscopes are used? Differentiate dispersive and nondispersive techniques with neat labeled diagrams.
(b) How mass spectrometer works and how it is different from rest of the spectrometer? (9,9)
Q2.(a) How air pollution is affecting visibility? Give components of ambient monitoring or source sampling device.
(b) What are ion selective electrodes? Differentiate glass electrode and gas sensing electrode with labeled diagram. How indicator electrode and reference electrode potential help in the measurement? (9,9)
Q3.(a) How high pressure liquid chromatogram works? Explain with diagram.
(b) How Polarimetry and Refractometry help in the analytical analysis methods. Explain with neat diagram. Give industrial application of each. (9,9)
Q4.(a) What are the measurement techniques used to measure pollutants in water? Explain them.
(b) Design waste water treatment plant assuming all the selection factors. (9, 9)
The chopper is_disc which reflects the ___and
Q5.(a)
(b)
(c)
transmits the _.
Gravimeteric method states____.
What are the measurement principles of following gases?
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Carbon monoxide | |
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Carbondioxide | |
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Ozone | |
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Oxygen | |
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Nitrogen Oxide | |
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Hydrocarbons |
(d) Output of electrochemical cell is 5V, reference voltage of 1.5V is used. Find the potential of indicating electrode when junction potential is negligible.
(e) Spectroscopic instruments are designed to provide bands of radiation of known
and . Give their classification.
(2,2,6,4,4)
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Attachment: |
| Earning: Approval pending. |
