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Electronic Devices and Circuits

Electronic Devices and Circuits
As compared to bipolar junction transistor, a FET

Is less noisy
Has better thermal stability
Has higher input resistance
All of these

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

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

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

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

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Electronic Devices and Circuits
The forbidden energy gap between the valence band and conduction band will be least in case of

All of these
Insulators
Metals
Semiconductors

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Electronic Devices and Circuits
Work function is the maximum energy required by the fastest electron at 0 K to escape from the metal surface.

True
False

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Electronic Devices and Circuits
Which of the following could be the maximum current rating of junction diode by 126?

1 A
10 A
100 A
20 A

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