Electronic Devices and Circuits
Piezoelectric quartz crystal resonators find application where

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

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Electronic Devices and Circuits
When diodes are connected in series to increase voltage rating the peak inverse voltage per junction

should not exceed one third the breakdown voltage
should not exceed half the breakdown voltage
should not exceed the breakdown voltage
may be equal to or less than breakdown voltage

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Electronic Devices and Circuits
The output, V-I characteristics of an Enhancement type MOSFET has

Only a saturation region
An ohmic region at low voltage value followed by a saturation region at higher voltages
An ohmic region at large voltage values preceded by a saturation region at lower voltages
Only an ohmic region

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