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Electronic Devices and Circuits
In which of these is reverse recovery time nearly zero?
Tunnel diode
PIN diode
Schottky diode
Zener diode
Tunnel diode
PIN diode
Schottky diode
Zener diode
Answer
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Related Question
Electronic Devices and Circuits
The most commonly used semiconductor material is
None of these
Silicon
Mixture of silicon and germanium
Germanium
None of these
Silicon
Mixture of silicon and germanium
Germanium
Answer
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Electronic Devices and Circuits
Permalloy is
A variety of stainless steel
A conon-ferrous alloy used in aircraft industry
A polymer
A nickel an iron alloy having high permeability
A variety of stainless steel
A conon-ferrous alloy used in aircraft industry
A polymer
A nickel an iron alloy having high permeability
Answer
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Electronic Devices and Circuits
For a NPN bipolar transistor, what is the main stream of current in the base region?
Drift of electrons
Diffusion of holes
Drift of holes
Diffusion of electrons
Drift of electrons
Diffusion of holes
Drift of holes
Diffusion of electrons
Answer
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Electronic Devices and Circuits
An electron in the conduction band
Loses its charge easily
Jumps to the top of the crystal
Has lower energy than the electron in the valence band
Has higher energy than the electron in the valence band
Loses its charge easily
Jumps to the top of the crystal
Has lower energy than the electron in the valence band
Has higher energy than the electron in the valence band
Answer
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Electronic Devices and Circuits
Free electrons exist in
Second band
First band
Third band
Conduction band
Second band
First band
Third band
Conduction band
Answer
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