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Analog Electronics

Analog Electronics
In a pnp transistor, the major carriers in the emitter are

  holes.
 both.
 free electrons.
 neither.

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Analog Electronics
Example of donor atom is

 Antimony
 Both A and B
 Silicon
 Germinium

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Analog Electronics
How many terminal are present in diode device ?

 Four-terminal
 Two-terminal
 One-terminal
 Three-terminal

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Analog Electronics
The action of JFET in its equivalent circuit can best be represented as a

voltage controlled current source
Voltage controlled voltage source
Current controlled voltage source
Current controlled Current source

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Analog Electronics
If temperature increases then conductivity of a semiconductor is ...................

 Increases
None of these
 Decreases
 Constant

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Analog Electronics
The Barkhausen criterion for an oscillator

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

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