1
GATE ECE 2007
MCQ (Single Correct Answer)
+2
-0.6
In the CMOS inverter circuit shown, if the transconductance parameters of the
NMOS and PMOS transistors are
Kn = Kp = μnCOX$$\frac{W_n}{L_n}$$ = μpCOX$$\frac{W_P}{L_P}$$= 40 μA/V2 and their threshold voltages are VT = 1 V, the current I is:
Kn = Kp = μnCOX$$\frac{W_n}{L_n}$$ = μpCOX$$\frac{W_P}{L_P}$$= 40 μA/V2 and their threshold voltages are VT = 1 V, the current I is:

2
GATE ECE 2006
MCQ (Single Correct Answer)
+2
-0.6
An n-channel depletion MOSFET has following two points on its ID − VGS curve:
(i) VGS = 0 at ID = 12 mA and
(ii) VGS = - 6 Volts at ID = 0
Which of the following Q-points will give the highest trans-conductance gain for small signals?
(i) VGS = 0 at ID = 12 mA and
(ii) VGS = - 6 Volts at ID = 0
Which of the following Q-points will give the highest trans-conductance gain for small signals?
3
GATE ECE 2004
MCQ (Single Correct Answer)
+2
-0.6
The drain of an n-channel MOSFET is shorted to the gate so that VGS = VDS. The
threshold voltage (VT) of MOSFET is 1 V. If the drain current (ID) is 1 mA for VGS =
2 V, then for VGS = 3 V, ID is
4
GATE ECE 2003
MCQ (Single Correct Answer)
+2
-0.6
For an n-channel enhancement type MOSFET, if the source is connected at a
higher potential than that of the bulk (i.e. VSB > 0), the threshold voltage VT of
the MOSFET will
Questions Asked from IC Basics and MOSFET (Marks 2)
Number in Brackets after Paper Indicates No. of Questions
GATE ECE 2017 Set 2 (3)
GATE ECE 2017 Set 1 (1)
GATE ECE 2016 Set 3 (3)
GATE ECE 2016 Set 2 (2)
GATE ECE 2016 Set 1 (1)
GATE ECE 2015 Set 3 (2)
GATE ECE 2015 Set 2 (1)
GATE ECE 2015 Set 1 (2)
GATE ECE 2014 Set 3 (3)
GATE ECE 2014 Set 2 (2)
GATE ECE 2014 Set 1 (1)
GATE ECE 2013 (1)
GATE ECE 2012 (4)
GATE ECE 2009 (2)
GATE ECE 2008 (3)
GATE ECE 2007 (1)
GATE ECE 2006 (1)
GATE ECE 2004 (1)
GATE ECE 2003 (3)
GATE ECE Subjects
Signals and Systems
Representation of Continuous Time Signal Fourier Series
Fourier Transform
Continuous Time Signal Laplace Transform
Discrete Time Signal Fourier Series Fourier Transform
Discrete Fourier Transform and Fast Fourier Transform
Discrete Time Signal Z Transform
Continuous Time Linear Invariant System
Discrete Time Linear Time Invariant Systems
Transmission of Signal Through Continuous Time LTI Systems
Sampling
Transmission of Signal Through Discrete Time Lti Systems
Miscellaneous
Network Theory
Control Systems
Digital Circuits
General Aptitude
Electronic Devices and VLSI
Analog Circuits
Engineering Mathematics
Microprocessors
Communications
Electromagnetics