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Analog Electronics

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

  30 µA.
 3 µA.
 3 mA.
 150 µA.

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Analog Electronics
The most commonly used transistor circuit arrangement is

  common emitter.
  common base.
None of these
  common collector.

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Analog Electronics
Which is the third region where no charge carriers are present when n-type and p-type are attached together ?

None of these
 Reversed region
 Depletion region
 Forward region

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Analog Electronics
A JFET has disadvantage of

  having small gain-bandwidth product.
  possessing positive temperature coefficient.
  being noisy.
  having low input impedance.

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Analog Electronics
The input voltage to an emitter follower is usually

 greater than the generator voltage.
  less than the generator voltage.
 equal to the generator voltage.
 equal to the supply voltage.

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Analog Electronics
Which of the following does not obey the Ohm's law?

None of these
 Bilateral device
 Resistor
 Semiconductor

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