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Analog Electronics

Analog Electronics
Junction field effect transistors (JFET) contain how many diodes?

  1.
  2.
  4.
  3.

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Analog Electronics
A voltage regulator is a circuit which

  converts the AC voltage to DC voltage.
  smoothed the AC variation in DC output voltage.
None of these
  maintains constant DC output voltage inspite of the fluctu

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Analog Electronics
The amount of time between the creation and disappearance of a free electrons is called

 recombination
 life time of the carriers
 drift velocity
 bound electrons

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Analog Electronics
If the base current is 100 mA and the current gain is 30, the emitter current is

 3.33 mA.
  3.1 A.
 10 A.
 3 A.

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Analog Electronics
If a transistor operates at the middle of the load line, a decrease in the base resistance will move the Q point

 nowhere.
 down.
 off the load line.
  up.

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Analog Electronics
Which are the mobile charge carriers present in semiconductor diode ?

 Electrons
 Holes
 Both A & B
 Neutrons

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