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Analog Electronics

Analog Electronics
Which of the following is a semiconductors material ?

 GaAs
 Ge
 Si
 All the above

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Analog Electronics
The cascade amplifier is a multistage configuration of

CE-CB
CE-CC
CB-CC
CC-CB

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Analog Electronics
MOSFET can be used as a

Current controlled capacitor
Voltage controlled capacitor
Voltage controlled inductors
Current controlled inductor

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Analog Electronics
A zener diode

  is forward biased.
  has a constant voltage in the breakdown region.
  is a battery.
  has a barrier potential of 1 V.

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Analog Electronics
When the pn junction is forward biased the sequence of events that take place are

  diffusion, injection and drift.
  diffusion, drift and recombination.
  none of above.
  injection, diffusion and recombination.

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Analog Electronics
The β of a transistor is the ratio of the

  collect current to base current.
 base current to collector current.
 emitter current to collector current.
 collect current to emitter current.

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