Subject Code: 2141706
GUJARAT TECHNOLOGICAL UNIVERSITY
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SEMESTER-IV(NEW) — EXAMINATION — SUMMER 2019
Subject Name: Analog Signal Processing
Time: 02:30 PM TO 05:00 PM
Instructions:
- Attempt all questions.
- Make suitable assumptions wherever necessary.
- Figures to the right indicate full marks.
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Q.1
(a) Draw and Explain equivalent circuit of the Op-Amp. [03]
(b) Explain the pin diagram of IC 741 Op-Amp. [04]
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(c) Derive the equation of gain for the voltage series feedback Operational Amplifier with its circuit diagram. [07]
Q.2
(a) Define following terms with respect to Op-Amp: [03]
- Output voltage swings
- Input Bias current
- Input offset voltage
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(b) Draw the block diagram representation of feedback configuration. [04]
(c) Derive the equation of gain for the Differential amplifier with one Op-Amp with circuit diagram. [07]
OR
(c) Explain offset voltage compensating network with necessary circuit diagram. [07]
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Q.3
(a) Explain Current to Voltage converter using Op-Amp. [03]
(b) Explain Voltage follower circuit using Op-Amp. [04]
(c) Explain Non Inverting summing Amplifier using Op-Amp and also draw the circuit of averaging amplifier for the Non Inverting configuration. [07]
OR
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Q.3
(a) Explain Negative Clipper circuit using Op-Amp. [03]
(b) Explain Schmitt trigger circuit using Op-Amp. [04]
(c) Explain Practical Differentiator circuit using Op-Amp with its frequency response. [07]
Q.4
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(a) Explain Small signal Half Wave Rectifier using Op-Amp. [03]
(b) Draw and explain Voltage limiting circuit using Op-Amp. [04]
(c) Explain F to V Converter using 9400 IC. [07]
OR
Q.4
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(a) Draw and explain Saw tooth wave generator using Op-Amp. [03]
(b) Explain Phase shift Oscillator using Op-Amp. [04]
(c) Explain Monostable Operation using 555 timer using its internal block diagram. [07]
Q.5
(a) Draw and explain Notch filter in brief. [03]
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(b) Explain Programmable gain Amplifier [04]
(c) Draw and Explain first order butter worth active low pass filter using Op-Amp with its circuit diagram, transfer function and cutoff frequency. [07]
OR
Q.5
(a) Explain binary weighted DAC in Brief. [03]
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(b) Explain chopped stability Amplifier [04]
(c) Explain three op amp instrumentation amplifier with its circuit and gain equation derivation. [07]
Date: 20/05/2019
Total Marks: 70
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This download link is referred from the post: GTU BE 2019 Summer Question Papers || Gujarat Technological University
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