August
T05/TES033/EE/20150823
2015
Electrical Measurements and Instruments
Instructions:
MARKS-80
Time: 3 Hrs
1. All questions are compulsory.
2. “Long Answer type Question (LAQ)” is a supply type
question of 15 marks which required a typical answer of about
60-80 lines in bout 32-40 minutes.
3. “Sort Answer type Question (SAQ)” is a supply type question
of 5 marks which required a typical answer of about 15-20 lines
in bout 08-10 minutes.
4. Figures to the right indicate marks allotted to the questions.
5. Assume suitable data if necessary
6. Use a nonprogrammable type of scientific calculator is
allowed
Marks
SECTION-A
Q.1 Differentiate between Vector impedance meter and vector
voltmeter.
OR
15
Q.1 What are the electronic instruments? How measure basic
parameters.
15
Q.2 Describe the circuits and working of wave analyzers used for audio
frequency and megahertz ranges.
15
OR
Q.2 Describe the circuit of a square wave generator which generates
square, triangular and sine wave shapes.
15
Q.3 Draw a block diagram of the heterodyning wave analyzer.
5
Q.4 Write a note on Responding voltmeter.
5
SECTION-B
Q.5 What is Transducers? Explain its classifications.
15
OR
Q.5 Draw a block diagram of a multiplexed display used in a frequency
counter. Explain it.
15
Q.6 What are the three types of optical fibers are I use at present and
which of the three is most suitable for instrument and why?
15
OR
Q.6 Describe the following:
A) Step index fiber
B) Graded index fiber.
15
Q.7 What prevents two units from talking simultaneously?
5
Q.8 Describe the optical time domain reflect meter.
5
Computer Generated Random Question Paper dated: 16-07-2015 16:07:22
***BEST OF LUCK***