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Analog Electronics

Analog Electronics
An n- channel JFET has IDSS=2mA,and Vp=-4v.Its transconductance gm=in mA/V)for an applied gate to source voltage VGS=-2v is

1
0.25
0.5
0.75

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Analog Electronics
An emitter follower has a voltage gain that is

 zero.
 much less than one.
  approximately equal to one.
 greater than one.

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Analog Electronics
A electric current ratio of IC / IE is usually less than one and is called

  ω.
  θ.
  β.
  α.

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Analog Electronics
The ideal value of stability factor of a biasing circuit is

  1.
  5.
  100.
  10.

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Analog Electronics
The input offset electric current is usually

  equal to zero.
  less than the input offset voltage.
  unimportant when a base resistor is used.
  less than the input bias current.

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Analog Electronics
In a JFET, the primary control on drain electric current is exerted by

  voltage drop across channel.
  size of depletion regions.
  gate reverse bias.
  channel resistance.

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