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Analog Electronics

Analog Electronics
The reverse saturation electric current of a pn junction varies with temperature (T) as

  independent of T.
  T.
  1 / T.
  T2.

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Analog Electronics
Secondary breakdown occures in

 Both BJT and MOSFET.
 MOSFET but not in BJT.
  BJT but not is MOSFET.
 None of these.

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Analog Electronics
The voltage follower has a

  closed - loop bandwidth of zero.
  closed - loop voltage gain of unity.
  small open - loop voltage gain.
  large closed - loop output impedance.

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Analog Electronics
If=0.98, Ico=6µA and Iβ=100µA for a transistor,then the value of Ic will be

3.2mA
5.2mA
4.6mA
2.3mA

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Analog Electronics
If the zener diode in a zener regulator is connected with the wrong polarity, the load voltage will be closest to

  14 V.
  10 V.
  18 V.
  0.7 V.

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Analog Electronics
In a zener diode shunt voltage regulator, the diode regulates so long as it is kept in ______________________ condition.

  loaded.
  unloaded.
  forward.
  reverse.

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