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 1998
MCQ (Single Correct Answer)
+1
-0.3
In a series regulated power supply circuit, the voltage gain Av of the ‘pass’ transistor satisfies the condition:
A
$$A_v\rightarrow\infty$$
B
$$1\;\ll\;A_v\;\ll\;\infty$$
C
$$A_v\;\approx\;1$$
D
$$A_v\;\ll\;1$$
2
GATE ECE 1995
MCQ (Single Correct Answer)
+1
-0.3

A transistor having $$\alpha$$ = 0.99 and VBE = 0.7 V, is used in the circuit of the figure.What is the value of the collector current?

GATE ECE 1995 Analog Circuits - Bipolar Junction Transistor Question 69 English
A
5.32 mA
B
6.0 mA
C
6.5 mA
D
7.0 mA
3
GATE ECE 1995
MCQ (Single Correct Answer)
+1
-0.3
A BJT is said to be operating in the saturation region if
A
both the junctions are reverse biased
B
base-emitter junction is reverse biased and base-collector junction is forward biased.
C
base-emitter junction is forward biased and base-collector junction reverse biased
D
both the junctions are forward biased
4
GATE ECE 1994
Fill in the Blanks
+1
-0
In order to reduce the harmonic distortion in an amplifier, its dynamic range has to be _________
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