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Analog Electronics

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

2.3mA
4.6mA
5.2mA
3.2mA

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Analog Electronics
The major advantage of a photo transistor as compared to a photo diode is its

 durability.
  increased sensitivity.
 AC operation.
 response to higher frequencies.

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Analog Electronics
Field effect transistor (FET) operates on

  on both majority and minority carriers.
  majority carriers only.
  minority carries only .
  positive charged ions only.

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Analog Electronics
The leakage electric current of a pn junction is caused by

  chemical energy.
  majority carriers.
  heat energy.
  barrier potential.

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Analog Electronics
Single phase, 230 V, 1 KW heater is connected acrose single phase 230 V, 50 Hz supply through a diode. The power delivered to the heater element

 100 W.
 1000 W.
  500 W.
 None of above.

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Analog Electronics
A depletion MOSFET differs from a JFET in the sense that it has no

  gate.
  substrate.
  p - n junction.
  channel.

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