1

GATE ECE 2003

MCQ (Single Correct Answer)

+2

-0.6

Choose proper substitutes for X and Y to make the following statement correct
Tunnel diode and Avalanche photodiode are operated in X bias and Y bias
respectively.

2

GATE ECE 1993

MCQ (More than One Correct Answer)

+2

-0.6

The built-in potential (Diffusion Potential) in a p-n junction

3

GATE ECE 1992

MCQ (Single Correct Answer)

+2

-0.6

The 6 V Zener diode shown in figure has zero Zener resistance and a knee current
of 5 mA. The minimum value of R, so that the voltage across it does not fall below
6 V is:

4

GATE ECE 1991

MCQ (Single Correct Answer)

+2

-0.6

The small signal capacitances of an abrupt P

^{+}−N junction is 1 nF at zero bias. If the built-in voltage is 1 volt, the capacitance at a reverse bias voltage of 99 volts is equal toQuestions Asked from PN Junction (Marks 2)

Number in Brackets after Paper Indicates No. of Questions

GATE ECE 2024 (1)
GATE ECE 2017 Set 2 (1)
GATE ECE 2016 Set 2 (1)
GATE ECE 2016 Set 3 (1)
GATE ECE 2015 Set 3 (1)
GATE ECE 2015 Set 1 (1)
GATE ECE 2014 Set 2 (1)
GATE ECE 2013 (1)
GATE ECE 2009 (1)
GATE ECE 2007 (1)
GATE ECE 2005 (2)
GATE ECE 2003 (2)
GATE ECE 1993 (1)
GATE ECE 1992 (1)
GATE ECE 1991 (2)
GATE ECE 1987 (1)

GATE ECE Subjects

Network Theory

Control Systems

Electronic Devices and VLSI

Analog Circuits

Digital Circuits

Microprocessors

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

Electromagnetics

General Aptitude