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1
GATE ECE 2012
MCQ (Single Correct Answer)
+1
-0.3
In the circuit shown GATE ECE 2012 Electronic Devices and VLSI - IC Basics and MOSFET Question 56 English
A
$$Y=\overline A\;\overline B\;+\;\overline C$$
B
$$Y=\left(A+B\right)C$$
C
$$Y=\left(\overline A+\overline B\right)\overline C$$
D
$$Y=AB+C$$
2
GATE ECE 2011
MCQ (Single Correct Answer)
+1
-0.3
In the circuit shown below, for the MOS transistors, $$\mu_nC_{ox}\;=\;100\;\mu A/V^2$$ and the threshold voltage VT = 1 V. The voltage Vx at the source of the upper transistor is GATE ECE 2011 Electronic Devices and VLSI - IC Basics and MOSFET Question 57 English
A
1 V
B
2 V
C
3 V
D
3.67 V
3
GATE ECE 2008
MCQ (Single Correct Answer)
+1
-0.3
The drain current of a MOSFET in saturation is given by $$I_D\;=\;K\left(V_{GS}\;-V_T\right)^2$$ where 'K' is a constant. The magnitude of the transconductance gm is
A
$$\frac{K\left(V_{GS}\;-\;V_T\right)^2}{V_{DS}}$$
B
$$2K\left(V_{GS}\;-\;V_T\right)$$
C
$$\frac{I_d}{V_{GS}\;-\;V_{DS}}$$
D
$$\frac{K\left(V_{GS}\;-\;V_T\right)^2}{V_{GS}}$$
4
GATE ECE 2008
MCQ (Single Correct Answer)
+1
-0.3
A silicon wafer has 100 mm of oxide on it and is inserted in a furnace at a temperature above 1000ºC for further oxidation in dry oxygen. The oxidation rate
A
is independent of current oxide thickness and temperature
B
is independent of current oxide thickness but depends on temperature
C
slows down as the oxide grows
D
is zero as the existing oxide prevents further oxidation
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GATE ECE Subjects
Network Theory
State Equations For Networks Network Elements Network Theorems Two Port Networks Transient Response Sinusoidal Steady State Response Network Graphs Miscellaneous
Control Systems
Signal Flow Graph and Block Diagram Time Response Analysis Compensators Basic of Control Systems Frequency Response Analysis Stability Root Locus Diagram State Space Analysis
Electronic Devices and VLSI
Semiconductor Physics PN Junction BJT and FET IC Basics and MOSFET
Analog Circuits
Bipolar Junction Transistor FET and MOSFET Oscillators Operational Amplifier 555 Timer Frequency Response Diodes Feedback Amplifier Power Amplifier
Digital Circuits
Number System and Code Convertions Boolean Algebra Logic Gates Combinational Circuits Sequential Circuits Semiconductor Memories Logic Families Analog to Digital and Digital to Analog Converters
Microprocessors
Pin Details of 8085 and Interfacing with 8085 Instruction Set and Programming with 8085
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
Communications
Analog Communication Systems Digital Communication Systems Random Signals and Noise Fundamentals of Information Theory Noise In Digital Communication
Electromagnetics
Maxwell Equations Transmission Lines Uniform Plane Waves Waveguides Antennas Miscellaneous
General Aptitude
Numerical Ability Verbal Ability
Engineering Mathematics
Linear Algebra Calculus Vector Calculus Complex Variable Probability and Statistics Differential Equations Numerical Methods Transform Theory
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