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1
GATE EE 2024
Numerical
+2
-1.33

A difference amplifier is shown in the figure. Assume the op-amp to be ideal. The CMRR (in dB) of the difference amplifier is ________ (rounded off to 2 decimal places).

GATE EE 2024 Analog Electronics - Operational Amplifier Question 1 English
Your input ____
2
GATE EE 2023
MCQ (Single Correct Answer)
+2
-0.67

Consider the OP AMP based circuit shown in the figure. Ignore the conduction drops of diodes $$D_1$$ and $$D_2$$. All the components are ideal and the breakdown voltage of the Zener is 5 V. Which of the following statements is true?

GATE EE 2023 Analog Electronics - Operational Amplifier Question 2 English

A
The maximum and minimum values of the output voltage $$V_0$$ are +15 V and $$-$$10 V, respectively.
B
The maximum and minimum values of the output voltage $$V_0$$ are +5 V and $$-$$15 V, respectively.
C
The maximum and minimum values of the output voltage $$V_0$$ are +10 V and $$-$$5 V, respectively.
D
The maximum and minimum values of the output voltage $$V_0$$ are +5 V and $$-$$10 V, respectively.
3
GATE EE 2022
MCQ (Single Correct Answer)
+2
-0.67

The output impedance of a non-ideal operational amplifier is denoted by Zout. The variation in the magnitude of Zout with increasing frequency, f, in the circuit shown below, is best represented by

GATE EE 2022 Analog Electronics - Operational Amplifier Question 4 English

A
GATE EE 2022 Analog Electronics - Operational Amplifier Question 4 English Option 1
B
GATE EE 2022 Analog Electronics - Operational Amplifier Question 4 English Option 2
C
GATE EE 2022 Analog Electronics - Operational Amplifier Question 4 English Option 3
D
GATE EE 2022 Analog Electronics - Operational Amplifier Question 4 English Option 4
4
GATE EE 2022
MCQ (Single Correct Answer)
+2
-0.67

The current gain (Iout/Iin) in the circuit with an ideal current amplifier given below is

GATE EE 2022 Analog Electronics - Operational Amplifier Question 3 English

A
$${{{C_f}} \over {{C_c}}}$$
B
$${{ - {C_f}} \over {{C_c}}}$$
C
$${{{C_c}} \over {{C_f}}}$$
D
$${{ - {C_c}} \over {{C_f}}}$$
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GATE EE Subjects
Electric Circuits
Network Elements Network Theorems Three Phase Circuits Transient Response Sinusoidal Steady State Analysis Graph Theory Two Port Networks
Electromagnetic Fields
Time Varying Fields Electrostatics Magnetostatics
Signals and Systems
Linear Time Invariant Systems Continuous and Discrete Time Signals Continuous Time Signal Fourier Transform Continuous Time Periodic Signal Fourier Series Discrete Time Signal Z Transformation Miscellaneous Continuous Time Signal Laplace Transform Sampling Theorem
Electrical Machines
Induction Machines D.C Machines Synchronous Machines Transformers
Engineering Mathematics
Linear Algebra Differential Equations Calculus Probability and Statistics Numerical Methods Vector Calculus Transform Theory Complex Variable
General Aptitude
Verbal Ability Logical Reasoning Numerical Ability
Power System Analysis
Parameters and Performance of Transmission Lines Power Generation Cost Power System Stability Symmetrical Components and Symmetrical and Unsymmetrical Faults Circuit Breaker Switch Gear and Protection Per Unit System Load Flow Studies High Voltage Dc Transmission Generating Power Station
Electrical and Electronics Measurement
Error Analysis and Measurement Basic of Indicating Instruments Potentiometer and Instrument Transformers Measurement of Resistance and A.C Bridges Measurement of Energy and Power Digital Voltmeters Questions Cathode Ray Oscilloscope
Analog Electronics
Diode Circuits and Applications Bjt and Mosfet Biasing Small Signal Modeling Feedback Amplifiers and Oscillator Circuits Operational Amplifier Frequency Response 555 Timer
Control Systems
Block Diagram and Signal Flow Graph Polar Nyquist and Bode Plot State Variable Analysis Basics of Control System Routh Hurwitz Stability Time Response Analysis Root Locus Techniques Controller and Compensator
Power Electronics
Choppers and Commutation Techniques Ac Voltage Controllers Single and Three Phase Rectifier Power Semiconductor Devices Inverters
Digital Electronics
Boolean Algebra Logic Gates Combinational Circuits Minimization Logic Families and Memories Sequential Circuits Analog to Digital and Digital to Analog Converter Microprocessor
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