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Electronic Devices and Circuits

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

Evaporation
Diffusion process
Oxidation
None

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Electronic Devices and Circuits
Forbidden energy gap in germanium at 0 K is about

10 eV
5 eV
0.78 eV
2 eV

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Electronic Devices and Circuits
Which variety of copper has the best conductivity?

Induction hardened copper
Copper containing traces of silicon
Pure annealed copper
Hard drawn copper

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Electronic Devices and Circuits
Which one of the following is not a characteristic of a ferroelectric material?

High dielectric constant
Ferroelectric characteristic only above the curie point
Electric dipole moment
No hysteresis

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Electronic Devices and Circuits
If too large current passes through the diode

All electrons will leave
Excessive heat may damage the diode
Diode will emit light
All holes will freeze

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Electronic Devices and Circuits
Power diodes are generally

Either of the above
Germanium diodes
Silicon diodes
None of these

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