Download JNTUA M.Tech 2nd Sem 2019 Feb 17D11108 Instrumentation for Thermal Engineering Question Paper

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Code: 17D11108

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M.Tech II Semester Supplementary Examinations January/February 2019

INSTRUMENTATION FOR THERMAL ENGINEERING

(Thermal Engineering)

(For students admitted in 2017 only)

Time: 3 hours

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Max. Marks: 60

Answer all the questions

1. Sketch and explain briefly the characteristics of instrumentation with example.

   OR

   Explain briefly with an example of systematic and random errors. How can these errors be reduced?
2. (a) What is the difference between data loggers and data acquisition?
   

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   (b) What are the different types of data loggers and how do they operate?
3. Write a note on:
   (a) Use of sensors for error reduction.
   (b) Interfacing.
4. Explain briefly the measurement of physical quantities with content discussion and activities.

   OR

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   Explain briefly the different types of temperature sensors with sketches.
5. With a neat sketch, explain briefly the shadowgraph technique.
6. Define hot wire anemometer. Explain constant current meshed and constant temperature meshed anemometers with neat sketches.
7. Explain briefly automotive exhaust gas analyzer and vehicle exhaust gas analyzer.

   OR

   (a) What is spectrometry and what is it used for?
   

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   (b) With a neat sketch, explain simple mass spectrometer.

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