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Analog Electronics

Analog Electronics
In n type semiconductor elements of which group of periodic table is added as dopant

 group 3.
 group 5.
 group 4.
 group 2.

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Analog Electronics
When a junction diode is Reverse Biased then diode acts like .......................

 Close switch
None of these
 Short switch
 An open switch

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Analog Electronics
A forward potential of 10 V is applied to a silicon diode. A resistance of 1KΩ is also in series with the diode. The electric current is

  10 mA.
  0.
  0.7 mA.
  9.3 mA.

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Analog Electronics
Asource follower using an FET usually has a voltage gain which is

About -10
Greater than +100
Slightly less than unity but positive
Exactly unity but negative

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Analog Electronics
The horizontal intercept of dc load line is the same as ideal

Saturation point
Operating point
Cut off point
Quasi saturation point

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Analog Electronics
When the source voltage increases in a zener regulator, which of these electric current remain approximately constant ?

  Zener current.
  None of these.
  Load current.
  Series current.

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