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Analog Electronics

Analog Electronics
When VGS = 0 V, a JFET is

  an analog device.
  saturated.
  cut off.
  an open switch.

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Analog Electronics
The main advantage of CMOS is its

  low power consumption.
  small - signal operation.
  switching capability.
  high power rating.

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Analog Electronics
The current gain of a BJT is

gm rπ
gm r0
gm / r0
gm /rπ

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Analog Electronics
The collector - emitter voltage is usually

  less than the collector supply voltage.
 none of these.
 more than the collector supply voltage.
 equal to the collector supply voltage.

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Analog Electronics
Input impedance of MOSFET is

  less than that of FET and BJT.
  more than that of FET and BJT.
  more than that of FET but less than BJT.
  less than of FET but more than BJT.

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Analog Electronics
At the unity-gain frequency, the open-loop voltage gain is

  AV(mid).
  1.
  zero.
  very large

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