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Analog Electronics

Analog Electronics
The effective channel length of a MOSFET in a saturation decreases with increase in

Body voltage
Gate voltage
Drain voltage
Source voltage

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Analog Electronics
Avalanche breakdown in a diode occurs when

  forward electric current exceeds certain value.
  reverse bias exceeds a certain value.
  potential barrier is reduced to zero.
None of these

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Analog Electronics
When a reverse bias is applied to a diode, it will

  raise the potential barrier.
  none of these.
  lower the potential barrier.
  increases the majority carrier an electric current greatly.

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Analog Electronics
The universal bias stabilization circuit is the most popular because

  voltage divider is heavily loaded by transistor base .
  IC equals to IE.
  its β sensitivity is low .
  IC does not depend on transistor characteristic.

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Analog Electronics
The emitter of the transistor is generally doped the heaviest because it

  must possess low resistance.
  has to dissipate maximum power.
  is the first region of transistor.
  has to supply the charge carriers.

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Analog Electronics
A silicon pn junction in forward condition has a voltage drop closer to

 1.7 V.
 2.1 V.
 0.1 V.
 0.7 V.

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