University of Mumbai 2007-4th Sem B.E Electrical and Electronics Engineering Electronics Instruments & Instrumentation emr - Question Paper

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Con. 4869-07.    CD-5757.

(REVISED COURSE)

( 3 Hours)    [ Total Marks : 100

N.B. (1) Question No. 1 is compulsory.

(2)    Attempt any four from remaining questions;

(3)    Assume any suitable data if necessary and state them clearly.

1.    (a) Explain Ramp type Digital Voltmeter. State its advantage and disadvantage. 10 (b) Explain Instrumentation amplifier using three OP-AMP. Derivo expression for gain 10

ol Ampl fier.

2.    (a) Draw block diagram of digital frequency meter and discuss its operation.    10 (b) Explain measurement of frequency by Lissajous pattern. 10

3.    (a) What do you mean by order of filter ? Explain second order Low pass Butterworth 12

filter. Derive transfer function for it.

(b) Explain Data Acquisition system.    8

4.    (a) State the requirement of a good laboratory type signal generator. Draw and Explain 10

basic block of signal generator.

(b) Explain any two flow measurement transducer.    10

5.    (a) Describe working of electronic chopper stabilized amplifier with circuit/block diagram. 10 (b) Explain with block diagram true RMS type voltmeter.    10

6.    (a) Explain with block diagram general purpose oscilloscope. Explain function of each 10

block.

(b) Write short notes on any two :    10

(I) Pressure measurement

(ii)    Photoelectric transducer

(iii)    Liquid level measurement.

7.    (a) Differentiate between Dual Trace and Dual Beam Oscilloscopes.    10

(b) Explain Zoroth, First and Second order instrument responses. Give example of 10

each.

Attachment: university-of-mumbai-2007-b-e-electrical-and-electronics-engineering-51218-1.pdf

Earning:   Approval pending.