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Electronic Devices and Circuits

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

Evaporation
Diffusion process
None
Oxidation

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Electronic Devices and Circuits
How many free electrons does a p type semiconductor has?

Only those produced by doping
Only those produced by thermal energy
Those produced by doping as well as thermal energy
Any of the above

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Electronic Devices and Circuits
In a bipolar transistor, the base collector junction has

Zero bias
Reverse bias
Zero or forward bias
Forward bias

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

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

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Electronic Devices and Circuits
At room temperature the current in an intrinsic semiconductor is due to

Holes
Electrons
Holes and electrons
Ions

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Electronic Devices and Circuits
The amount of photoelectric emission current depends on

Intensity of incident radiation
Both frequency and intensity of incident radiation
Frequency of incident radiation
None of these

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