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Electronic Devices and Circuits

Electronic Devices and Circuits
Power diodes are generally

None of these
Germanium diodes
Silicon diodes
Either of the above

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Electronic Devices and Circuits
Piezoelectric quartz crystal resonators find application where

Signal frequency control is required
Rectification of the signal is required
Signal amplification is required
Modulation of signal is required

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Electronic Devices and Circuits
In monolithic ICs, all the components are fabricated by

Evaporation
Oxidation
Diffusion process
None

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Electronic Devices and Circuits
When avalanche breakdown occurs covalent bonds are not affected.

True
False

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Electronic Devices and Circuits
For a NPN bipolar transistor, what is the main stream of current in the base region?

Diffusion of electrons
Drift of holes
Drift of electrons
Diffusion of holes

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Electronic Devices and Circuits
Fermi level is the amount of energy in which

An electron can have at room temperature
A hole can have at room temperature
Must be given to an electron move to conduction band
None of these

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