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Engineering B.E. (Computer Engineering) Sem 3 Electronic Circuits and Communication Fundamentals May 2019 CBSGS Question Paper - Mumbai University | munotes

Electronic Circuits And Communication Fundamentals Question Paper, May 2019.pdf
CMPN · 1 May 2025

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Questions asked in this paper

  1. Q1 Attempt the following
    • a) Explain the concept of virtual ground in op-amp 5
    • b) Explain block diagram of PCM 5
    • c) Compare FET and BJT 5
    • d) What is ZCD? 5
  2. Q2 the construction and working of n-channel JFET with help of 10 marks
    • B. Explain op-amp as integrator 10
  3. Q3 down various parameters of op-amp with their practical values and ideal values 10 marks
    • B. Explain working of PLL as frequency as frequency multiplier with diagram. 10
  4. Q4 Superheterodyne Receiver along with waveforms at each stage . 10 marks
    • B. What are power amplifiers .what are the types of power amplifiers
    • A. Derive the equations for Zi, Zo, Av for common source configuration using 10
    • B. Discuss Delta Modulation and Adaptive Delta Modulation
  5. Q6 Write short note: 20 marks
    • b) Generation of FM
    • c) Comparators
    • d) op-amp as summing amplifier

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