D R5977 Pages: 2

b) What is the principle of operation of Hall effect transducers? Mention any two ( 7)
applications.
c) What is the working principle of strain gauge? Explain the various types of strain (8) gauges
with neat sketches.
8 a) Explain the operating principle of time measurement of a signal using digital (8)
instruments.
b) Write notes on:
(i) spectrum analyzer (12)
(ii) Electronic multimeter
9 a) Explain the principle of operation of proximity transducers. Give two applications.

b) With a block diagram describe Logic State Analyzer.

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