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Analog Electronics

Analog Electronics
If the base resistor is open, what is the collect current?

 2 mA.
 1 mA.
  0 mA.
 10 mA.

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Analog Electronics
Colpitts oscillator is also called as

All of these
 Resonant circuit oscillator
 Tank circuit oscillator
 LC oscillator

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Analog Electronics
The following are the necessary requirements of an oscillator

 Both A and B
 Power stability
 Amplitude stability
 Frequency stability

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Analog Electronics
The following relationship between α and β are correct except

  β = α / (1 - α).
  α = β / (1 + β).
  α = β / (1 - β).
  1 - α = 1 / (1 + β).

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Analog Electronics
When the drain saturation electric current is less than IDSS a JFET acts like a

  current source.
  BJT.
  resistor.
  battery.

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Analog Electronics
To prevent a DC return between source and load, it is necessary to use

Capacitor between source and load
Resistor between source and load
Inductor between source and load
Either A or B

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