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Analog Electronics

Analog Electronics
When VGS = 0 V, a JFET is

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

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

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

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Analog Electronics
The collector current is 1.5 mA. If the current gain is 50, the base current is

 3 mA.
 150 µA.
 3 µA.
  30 µA.

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Analog Electronics
Leakage electric current in CE configuration is

  not present.
  very high.
  normal.
  very small.

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Analog Electronics
Which of the following is a semiconductors material ?

 Si
 GaAs
 All the above
 Ge

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Analog Electronics
A semiconductor material is formed by

None of these
 Metallic bonds
 Electrovalent bonds
 Covalent bonds

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