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Electronic Devices and Circuits

Electronic Devices and Circuits
Power diodes are generally

Either of the above
None of these
Germanium diodes
Silicon diodes

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Electronic Devices and Circuits
A transistor has a current gain of 0.99 in the CB mode. Its current gain in the CC mode is

0.99
1.01
99
100

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

Oxidation
Diffusion process
Evaporation
None

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Electronic Devices and Circuits
Piezoelectric quartz crystal resonators find application where

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

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Electronic Devices and Circuits
In a semiconductor diode, the barrier offers opposition to

Majority as well as minority carriers in both regions
Free electrons in N-region only
Majority carriers in both regions
Holes in P-region only

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

5 eV
10 eV
2 eV
0.78 eV

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