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Electronic Devices and Circuits

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

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

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

Electrons
Ions
Holes
Holes and electrons

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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.

False
True

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

100 A
10 A
1 A
20 A

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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
Diffusion of holes
Drift of electrons

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Electronic Devices and Circuits
Piezoelectric quartz crystal resonators find application where

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

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