1
GATE ECE 2008
MCQ (Single Correct Answer)
+2
-0.6
For the circuit shown in the following figure, transistors M1 and M2 are identical
NMOS transistors. Assume that M2 is in saturation and the output is unloaded
The current Ix is related to Ibias as
2
GATE ECE 2008
MCQ (Single Correct Answer)
+2
-0.6
The measured transconductance gm of an NMOS transistor operating in the linear
region is plotted against the gate voltage VG at constant drain voltage VD. Which
of the following figures represents the expected dependence of gm on VG?
3
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:
4
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?
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