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1
GATE ECE 2016 Set 3
MCQ (Single Correct Answer)
+2
-0.6
Consider the charge profile shown in the figure. The resultant potential distribution is best described by GATE ECE 2016 Set 3 Electronic Devices and VLSI - PN Junction Question 4 English
A
GATE ECE 2016 Set 3 Electronic Devices and VLSI - PN Junction Question 4 English Option 1
B
GATE ECE 2016 Set 3 Electronic Devices and VLSI - PN Junction Question 4 English Option 2
C
GATE ECE 2016 Set 3 Electronic Devices and VLSI - PN Junction Question 4 English Option 3
D
GATE ECE 2016 Set 3 Electronic Devices and VLSI - PN Junction Question 4 English Option 4
2
GATE ECE 2015 Set 1
Numerical
+2
-0
The built-in potential of an abrupt p-n junction is 0.75V. If its junction capacitance (CJ) at a reverse bias (VR) of 1.25V is 5pF, the value of CJ (in pF) when VR = 7.25V is ___________.
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3
GATE ECE 2015 Set 3
MCQ (Single Correct Answer)
+2
-0.6
The electric field profile in the depletion region of a p-n junction in equilibrium is shown in the figure. Which one of the following statements is NOT TRUE? GATE ECE 2015 Set 3 Electronic Devices and VLSI - PN Junction Question 6 English
A
The left side of the junction is n-type and the right side is p-type
B
Both the n-type and p-type depletion regions are uniformly doped
C
The potential difference across the depletion region is 700 mV
D
If the p-type region has a doping concentration of 1015 cm–3 , then the doping concentration in the n-type region will be 1016 cm–3
4
GATE ECE 2014 Set 2
Numerical
+2
-0
Consider an abrupt PN junction (at T = 300 K) shown in the figure. The depletion region width Xn on the N-side of the junction is 0.2 µm and the permittivity of silicon (εsi) is 1.044×10-12 F/cm. At the junction, the approximate value of the peak electric field (in kV/cm) is _________. GATE ECE 2014 Set 2 Electronic Devices and VLSI - PN Junction Question 8 English
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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
State Equations For Networks Network Elements Network Theorems Two Port Networks Transient Response Sinusoidal Steady State Response Network Graphs Miscellaneous
Control Systems
Basic of Control Systems Signal Flow Graph and Block Diagram Time Response Analysis Stability Root Locus Diagram Frequency Response Analysis Compensators State Space Analysis
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
General Aptitude
Numerical Ability Logical Reasoning Verbal Ability
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
Engineering Mathematics
Linear Algebra Calculus Vector Calculus Probability and Statistics Differential Equations Complex Variable Numerical Methods Transform Theory
Microprocessors
Pin Details of 8085 and Interfacing with 8085 Instruction Set and Programming with 8085
Communications
Fundamentals of Information Theory Noise In Digital Communication Analog Communication Systems Digital Communication Systems Random Signals and Noise
Electromagnetics
Waveguides Antennas Miscellaneous Transmission Lines Maxwell Equations Uniform Plane Waves
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