ELECTRONIC MEASUREMENTS & INSTRUMENTATION PAPER 3

ELECTRONIC MEASUREMENT AND INSTRUMENTATION (B.Tech 5TH Semester,2052)

NOTE:- This paper consist of Three Sections. Section A is compulsory. Do any Four questions from Section B and any two questions from Section C

Section-A Marks : 20
1(a) List the main features of C.R.T.
(b) What is a LCR meter?
(c) Explain the function of a spectrum analyser in brief.
(d) Sumerize the advantages of instrument transformers
(e) Name the different types of strain guages.
(f) What are the advantages and disadvantages of theorem couples?
(g) Why are the recoders required?
(h) What is a Nixel tube?
(i) Draw the block diagram of a general telemetering system.
(j) What is the function of data acquistion system?

Section-B Marks:5 Each

2. Explain the working of a CRO in brief with the diagram.
3. Draw and explain the block diagram of a signal generator.
4. Differentiate between current transformer and potential transformer.
5. Explain the working of photoelectric Tranducer in brief.
6. What is a telemetry System and List its applications?

Section-C Marks : 10 Each

7. Give details of magnetic tape Recoders.
8. Explain the working of Piezoelectric tranducers.
9. How is a CRO used for measuring phase.