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Analog Electronics

Analog Electronics
Junction field effect transistors (JFET) contain how many diodes?

  4.
  3.
  2.
  1.

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

 10 mA.
 1 mA.
 2 mA.
  0 mA.

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Analog Electronics
In a differential amplifier, the CMRR is limited mostly by the

  gain - bandwidth product.
  supply voltages .
  CMRR of the opamp.
  tolerance of the resistors.

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Analog Electronics
In CB configuration, the output V-I characteristics of a transistor are drawn by taking

  VCB versus IC for constant IE.
  VCE versus IC for constant IE.
  VCB versus IB for constant IE.
  VCB versus IB for constant IE.

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Analog Electronics
The Barkhausen criterion for an oscillator

 Loop gain should be less than unity
 Loop gain should be unity
 The phase of a feedback signal with respect to input should be 0° or 360°
 Both A and C

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Analog Electronics
Colpitts oscillator is also called as

 LC oscillator
All of these
 Tank circuit oscillator
 Resonant circuit oscillator

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MORE MCQ ON Analog Electronics

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