b)

E1179 Pages: 2

gauge.
Explain the working of a capacitor micro phone with relevant figures.

Explain:

(a) Frequency synthesizer

(b)Electronic multimeter

What is the principle of operation of proximity transducers? Explain inductive and

capacitive type proximity transducers.

With a neat sketch, explain the working principle of a digital storage oscilloscope?
List a few applications.

Explain the operating principle of the following transducers:

(i) Hall effect transducers

(ii) LVDT

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(10)
(12)

(8)

(10)

(10)