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Electronic Devices and VLSI
PN Junction
Marks 1Marks 2
Semiconductor Physics
Marks 1Marks 2
IC Basics and MOSFET
Marks 1Marks 2
BJT and FET
Marks 1Marks 2
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1
GATE ECE 2016 Set 2
MCQ (Single Correct Answer)
+1
-0.3
The Ebers-Moll model of a BJT is valid
A
only in active mode
B
only in active and saturation modes
C
only in active and cut-off modes
D
in active, saturation and cut-off modes
2
GATE ECE 2015 Set 3
MCQ (Single Correct Answer)
+1
-0.3
If the base width in a bipolar junction transistor is doubled, which one of the following statements will be TRUE?
A
Current gain will increase
B
Unity gain frequency will increase
C
Emitter base junction capacitance will increase
D
Early voltage will increase
3
GATE ECE 2015 Set 3
Numerical
+1
-0
In the circuit shown in the figure, the BJT has a current gain (β) of 50. For an emitter-base voltage VEB = 600 mV, the emitter-collector voltage VEC(in Volts) is ______.
Your input ____
4
GATE ECE 2014 Set 2
MCQ (Single Correct Answer)
+1
-0.3
An increase in the base recombination of a BJT will increase
A
the common emitter dc current gain $$\beta$$
B
the breakdown voltage BVCEO
C
the unity-gain cut-off frequency fT
D
the transconductance gm
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Questions Asked from Marks 1
GATE ECE 2022 (1) GATE ECE 2017 Set 2 (2) GATE ECE 2017 Set 1 (1) GATE ECE 2016 Set 3 (1) GATE ECE 2016 Set 2 (1) GATE ECE 2015 Set 3 (2) GATE ECE 2014 Set 2 (1) GATE ECE 2011 (1) GATE ECE 2002 (1) GATE ECE 2001 (1) GATE ECE 1995 (4) GATE ECE 1994 (2)
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