Analog Circuits
Bipolar Junction Transistor
Marks 1Marks 2Marks 5
Operational Amplifier
Marks 1Marks 2Marks 5Marks 8
Frequency Response
Marks 1Marks 2Marks 5
Feedback Amplifier
Marks 1Marks 2
Power Amplifier
Marks 1Marks 2
1
GATE ECE 2014 Set 1
MCQ (Single Correct Answer)
+1
-0.3
In the ac equivalent circuit shown in the figure, if i$${_F}$$ is very large, the type of feedback is GATE ECE 2014 Set 1 Analog Circuits - Feedback Amplifier Question 14 English
A
voltage-voltage feedback
B
voltage-current feedback
C
current-voltage feedback
D
current-current feedback
2
GATE ECE 2014 Set 1
MCQ (Single Correct Answer)
+1
-0.3
A good current buffer has
A
low input impedance and low output impedance.
B
low input impedance and high output impedance.
C
high input impedance and low output impedance.
D
high input impedance and high output impedance.
3
GATE ECE 2013
MCQ (Single Correct Answer)
+1
-0.3
In a voltage-voltage feedback as shown below, which one of the following statements is TRUE, if the gain k is increased? GATE ECE 2013 Analog Circuits - Feedback Amplifier Question 16 English
A
The input impedance increases and output impedance decreases.
B
The input impedance increases and output impedance also increases.
C
The input impedance increases and output impedance also increases.
D
The input impedance increases and output impedance increases.
4
GATE ECE 1998
MCQ (Single Correct Answer)
+1
-0.3
In a shunt-shunt negative feedback Amplifier, as compared to the basic Amplifier,
A
both input and output impedance decreases .
B
input impedance decreases but output impedance increases.
C
input impedance increases but output impedance decreases
D
both input and output impedance decreases
GATE ECE Subjects
Signals and Systems
Network Theory
Control Systems
Digital Circuits
General Aptitude
Electronic Devices and VLSI
Analog Circuits
Engineering Mathematics
Microprocessors
Communications
Electromagnetics