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Electronic Instrumentation and Control Question Paper - Dec 17 - Electronics And Telecomm (Semester 3) - Mumbai University (MU)
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Electronic Instrumentation and Control - Dec 17
Electronics And Telecomm (Semester 3)
Total marks: 80
Total time: 3 Hours
INSTRUCTIONS
(1) Question 1 is compulsory.
(2) Attempt any three from the remaining questions.
(3) Draw neat diagrams wherever necessary.
1.a.
Explain alternate and chopped mode in dual trace CRO.
(5 marks)
00
1.b.
Define precision, accuracy and sensitivity with suitable example.
(5 marks)
00
1.c.
Explain selection criteria for transducers.
(5 marks)
00
1.d.
Write a note on piezoelectric transducer.
(5 marks)
00
2.a.
Explain working of strain gauge and derive expression for gauge factor.
(10 marks)
00
2.b.
Explain Kelvin's Double Bridge and its application in low resistance measurement.
(10 marks)
00
3.a.
Write a note on applications of Q meter.
(10 marks)
00
3.b.
Define power and energy and explain working of a single phase energy meter.
(10 marks)
00
4.a.
Explain heterodyne type wave analyser and its application.
(10 marks)
00
4.b.
Draw and explain Schering bridge and drive expression for measurement of capacitance.
(10 marks)
00
5.a.
Draw and explain R_2 ladder network DAC for 3 bit input taking suitable example.
(10 marks)
00
5.b.
Discuss DSO with the help of of block diagram along with various modes of operation also explain its applications.
(10 marks)
00
6.a.
Draw and explain capacitive transducer for level measurement
(10 marks)
00
6.b.
Explain SAR type ADC with neat block diagram and comment on its speed.
(10 marks)
00
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