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EndsemMay 20242019 patternSE E&TC

Electronics Circuits SPPU Endsem Question Paper May 2024

All 8 questions from this SPPU endsem paper, as printed. Read them here or open the PDF.

Open the PDFMost repeated Electronics Circuits questions
Subject code
204181
Pattern
2019 pattern
Exam
Endsem
Session
May 2024
Max. marks
70
Time
2½ Hours
Semester
III
Paper code
[6261]-26

Printed for: S.E. (Electronics /E&TC)

Instructions to the candidates

  1. Attempt Q1 or Q2, Q3 or Q4, Q5 or Q6, Q7 or Q8.
  2. Figures to the right indicate full marks.
  3. Assume suitable data if necessary.
  4. Neat diagrams must be drawn wherever necessary.

Questions

  1. Q1

    1. a)

      Define Voltage regulation. Explain the any three performance parameters of voltage regulator.

      [6]
    2. b)

      This part has equations that don’t show as text. Open the PDF to read it.

      [6]
    3. c)

      Compare Linear power supply and Switch Mode Power Supply (SMPS).

      Also asked:Dec 2025

      [6]

  2. Q2

    1. a)

      Draw and explain the block diagram of Power Supply.

      Also asked:Dec 2025

      [6]
    2. b)

      This part has equations that don’t show as text. Open the PDF to read it.

      [6]
    3. c)

      Write a Short note on “Low drop out Voltage regulator”.

      Also asked:Dec 2025

      [6]

  3. Q3

    1. a)

      Draw Block diagram of OP - AMP. and explain the function of each block.

      Also asked:Dec 2025 ·May 2025

      [5]
    2. b)

      Define the following Characteristics of OPAMP i) Input offset voltage ii) Slew Rate iii) CMRR (Common Mode Rejection Ratio)

      [6]
    3. c)

      Compare Concept of Voltage Series and Voltage Shunt in OP AMP. 2

      [6]

  4. Q4

    1. a)

      List types of differential amplifiers. Draw dual input balanced output differential amplifier.

      [5]
    2. b)

      State Ideal and Typical values of OP AMP parameters (IC 741).

      Also asked:Dec 2025 ·May 2025

      [6]
    3. c)

      Explain with circuit diagram necessity of level shifting in OP AMP.

      [6]

  5. Q5

    1. a)

      Draw and explain Inverting amplifier. Draw its input and output waveforms.

      Also asked:Dec 2025

      [6]
    2. b)

      Design a Practical differentiator circuit for the input signal having maximum frequency of operation 250 Hz.

      Also asked:Dec 2025

      [6]
    3. c)

      Draw and explain Inverting Schmitt trigger circuit using OP AMP.

      [6]

  6. Q6

    1. a)

      Compare Inverting and Non-Inverting amplifier in OP AMP.

      Also asked:Dec 2025

      [6]
    2. b)

      Design a Practical Integrator circuit to operate at f=4 KHz and gain equal to 4.

      Also asked:Dec 2025

      [6]
    3. c)

      Draw and explain square wave Generator using OP AMP.

      Also asked:May 2025

      [6]

  7. Q7

    1. a)

      Draw and explain V to I Converter using grounded load using OP AMP.

      Also asked:Dec 2025

      [5]
    2. b)

      Draw and explain the circuit of R/2R DAC using OP AMP.

      [6]
    3. c)

      With the help of neat block diagram explain operation of PLL.

      Also asked:Dec 2025

      [6]

  8. Q8

    1. a)

      Draw and explain I to V Converter using OP AMP.

      Also asked:Dec 2025

      [5]
    2. b)

      Draw and explain the circuit of binary weighted resistor DAC using OP AMP.

      Also asked:Dec 2025

      [6]
    3. c)

      Define the following specifications of ADC i) Resolution ii) Accuracy iii) Conversion time  eeee

      [6]