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1
GATE ECE 2010
MCQ (Single Correct Answer)
+1
-0.3
Assuming the OP-AMP to be ideal, the voltage gain of the amplifier shown below is GATE ECE 2010 Analog Circuits - Operational Amplifier Question 84 English
A
$$ - {{{R_2}} \over {{R_1}}}$$
B
$$ - {{{R_3}} \over {{R_1}}}$$
C
$$ - \left[ {{{\left. {{R_{2\,}}} \right\|{R_3}} \over {{R_1}}}} \right]\,$$
D
$$ - \left[ {{{{R_2} + {R_3}} \over {{R_1}}}} \right]$$
2
GATE ECE 2010
MCQ (Single Correct Answer)
+1
-0.3
The transfer characteristic for the precision rectifier circuit shown below is (assume ideal OP-AMP and practical diodes) GATE ECE 2010 Analog Circuits - Operational Amplifier Question 83 English
A
GATE ECE 2010 Analog Circuits - Operational Amplifier Question 83 English Option 1
B
GATE ECE 2010 Analog Circuits - Operational Amplifier Question 83 English Option 2
C
GATE ECE 2010 Analog Circuits - Operational Amplifier Question 83 English Option 3v
D
GATE ECE 2010 Analog Circuits - Operational Amplifier Question 83 English Option 4
3
GATE ECE 2005
MCQ (Single Correct Answer)
+1
-0.3
The input resistance Ri of the amplifier shown in the figure is GATE ECE 2005 Analog Circuits - Operational Amplifier Question 85 English
A
30/4 K$$\Omega $$
B
10 K$$\Omega $$
C
40 K$$\Omega $$
D
infinite
4
GATE ECE 2004
MCQ (Single Correct Answer)
+1
-0.3
An ideal Op-Amp is an ideal
A
voltage controlled current source
B
voltage controlled voltage source
C
current controlled current source
D
current controlled voltage source
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GATE ECE Subjects

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General Aptitude
Verbal Ability Logical Reasoning Numerical Ability
Network Theory
Network Elements State Equations For Networks Network Graphs Miscellaneous Sinusoidal Steady State Response Network Theorems Two Port Networks Transient Response
Microprocessors
Pin Details of 8085 and Interfacing with 8085 Instruction Set and Programming with 8085
Signals and Systems
Discrete Fourier Transform and Fast Fourier Transform Discrete Time Signal Fourier Series Fourier Transform Continuous Time Signal Laplace Transform Fourier Transform Representation of Continuous Time Signal Fourier Series Transmission of Signal Through Continuous Time LTI Systems Miscellaneous Sampling Continuous Time Linear Invariant System Discrete Time Linear Time Invariant Systems Discrete Time Signal Z Transform Transmission of Signal Through Discrete Time Lti Systems
Electromagnetics
Maxwell Equations Transmission Lines Uniform Plane Waves Antennas Waveguides Miscellaneous
Digital Circuits
Sequential Circuits Number System and Code Convertions Logic Gates Combinational Circuits Semiconductor Memories Logic Families Analog to Digital and Digital to Analog Converters Boolean Algebra
Electronic Devices and VLSI
IC Basics and MOSFET PN Junction BJT and FET Semiconductor Physics
Control Systems
Time Response Analysis Signal Flow Graph and Block Diagram State Space Analysis Basic of Control Systems Compensators Root Locus Diagram Stability Frequency Response Analysis
Communications
Fundamentals of Information Theory Noise In Digital Communication Digital Communication Systems Random Signals and Noise Analog Communication Systems
Engineering Mathematics
Probability and Statistics Linear Algebra Complex Variable Transform Theory Vector Calculus Differential Equations Calculus Numerical Methods
Analog Circuits
Frequency Response Operational Amplifier Power Amplifier Diodes Oscillators Feedback Amplifier 555 Timer Bipolar Junction Transistor FET and MOSFET
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