GATE ECE 2002 | Semiconductor Physics Question 47 | Electronic Devices and VLSI

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GATE ECE 2002

MCQ (Single Correct Answer)

-0.3

The band gap of silicon at 300 K is

1.36 eV

1.10 eV

0.80 eV

0.67 eV

GATE ECE 1997

MCQ (Single Correct Answer)

-0.3

The units of $$\frac q{KT}$$ are

V^-1

J/K

GATE ECE 1995

MCQ (Single Correct Answer)

-0.3

The drift velocity of electrons in silicon

is proportional to the electric field for all values of electric field

is independent of the electric field

increases at low values of electric field and decreases at high values of electric field exhibiting negative differential resistance.

increases linearly with electric field at low values of electric field and gradually saturates at higher values of electric field.

GATE ECE 1995

MCQ (Single Correct Answer)

-0.3

The probability that an electron in a metal occupies the Fermi-level at any temperature (> 0 K)

$$0$$

0.5

1.0

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Control Systems

Time Response Analysis Signal Flow Graph and Block Diagram State Space Analysis Basic of Control Systems Compensators Root Locus Diagram Stability Frequency Response Analysis

Engineering Mathematics

Linear Algebra Calculus Vector Calculus Probability and Statistics Differential Equations Complex Variable Numerical Methods Transform Theory

Analog Circuits

Diodes Bipolar Junction Transistor Frequency Response FET and MOSFET Oscillators Operational Amplifier Feedback Amplifier Power Amplifier 555 Timer

Network Theory

Network Elements Network Theorems Transient Response Sinusoidal Steady State Response Two Port Networks Network Graphs State Equations For Networks Miscellaneous

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Maxwell Equations Transmission Lines Uniform Plane Waves Waveguides Antennas Miscellaneous

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IC Basics and MOSFET PN Junction BJT and FET Semiconductor Physics

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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

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Pin Details of 8085 and Interfacing with 8085 Instruction Set and Programming with 8085

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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

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