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Analog Electronics

Analog Electronics
What will be the Potential barrier for Ge Diode ?

 0.3V
 0.03V
 0.7V
 0.5V

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Analog Electronics
A zener diode voltage regulator has load requirement of 12 V and 2 Amp. The zener diode's minimum current requirement is 0.2 A. The minimum voltage at input is 24 V. What is maximum efficiency of circuit?

 52.8 %.
 66.3 %.
 34.3 %.
 45.5 %.

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Analog Electronics
Thermal runaway is not possible in FET because as the temperature of FET increases

The transconductance increases
None of these
The mobility decreases
The drain current increases

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Analog Electronics
Colpitts oscillator is also called as

 Tank circuit oscillator
All of these
 LC oscillator
 Resonant circuit oscillator

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Analog Electronics
Which of the following oscillators are used for low frequency (LF) applications

 None
 LC oscillators
 Both LC and RC Oscillators
 RC oscillators

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Analog Electronics
In which mode of BJT operation are both junction forward biased

  saturation.
  reverse active.
  active.
  cut off.

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