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Roll No. [T Total No. of Pages : 02
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Total No. of Questions : 09B.Tech. (ECE) (Sem.-4,5)
LINEAR INTEGRATED CIRCUITS
Subject Code : EC-305
M.Code : 57521
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Time : 3 Hrs. Max. Marks : 60INSTRUCTIONS TO CANDIDATES :
- SECTION-A is COMPULSORY consisting of TEN questions carrying TWO marks each.
- SECTION-B contains FIVE questions carrying FIVE marks each and students have to attempt any FOUR questions.
- SECTION-C contains THREE questions carrying TEN marks each and students have to attempt any TWO questions.
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SECTION-A
- Answer all the questions :
- Draw the op-amp block diagram.
- Explain SVRR.
- Explain slew rate.
- Explain CMRR in OP-AMP.
- Draw the non-inverting op-amp circuit diagram.
- Define the terms-linearity and accuracy of A/D convertors.
- List down the characteristics of ideal OP-AMP.
- What is the main advantage of constant current bias over emitter bias in differential amplifiers?
- Define input-bias current in OP-AMP.
- Define capture range and lock-in range of a PLL.
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SECTION-B
- Describe the Frequency Compensation techniques used in operational amplifier.
- Explain the operation of ideal integrator using IC 741.
- Draw the block diagram of averaging amplifiers and explain its operation in detail.
- Explain the operation of 1st order low pass filter along with circuit diagram.
- Explain the operation of a grounded load V to I converter using op-amp.
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SECTION-C
- Explain triangular wave generator.
- Explain the working of Schmitt trigger.
- Write short notes on following
- Wein bridge oscillator
- Summing and scaling amplifier
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NOTE : Disclosure of Identity by writing Mobile No. or Making of passing request on any page of Answer Sheet will lead to UMC against the Student.
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This download link is referred from the post: PTU B.Tech Question Papers 2020 March (All Branches)
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