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Analog Electronics

Analog Electronics
Doping in a semiconductor increases which quantity

 Resistance
 Conductance
 None
 Inductance

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Analog Electronics
A silicon pn junction in forward condition has a voltage drop closer to

 0.1 V.
 2.1 V.
 1.7 V.
 0.7 V.

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Analog Electronics
Which is the pair of acceptor elements ?

None of these
 Gallium and boron
 Antimony and indium
 Phosphorous and aluminium

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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
4.6mA
2.3mA
5.2mA

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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

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

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Analog Electronics
For emitter bias, the voltage at the emitter is 0.7 V less than the

 ground voltage.
  base voltage.
 collector voltage.
 emitter voltage.

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