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Analog Electronics

Analog Electronics
Increasing the collector supply voltage will increase

None of these
 collector current.
 emitter current.
 base current.

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Analog Electronics
Germanium has

 covalent bond.
 metallic bond.
 molecular bond.
 ionic bond.

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Analog Electronics
Which types of device is the diode ?

 Semiconductor
None of these
 Insulator
 Conductor

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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

  0.
  10 mA.
  0.7 mA.
  9.3 mA.

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Analog Electronics
A zener diode voltage regulator has load requirement of 12 V and 2 Amp. The zener diode's minimum current requirement is 0.2 A. The minimum voltage at input is 24 V. What is maximum efficiency of circuit?

 52.8 %.
 34.3 %.
 45.5 %.
 66.3 %.

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Analog Electronics
The depletion region with in a pn junction is reduced when the junction has :

 reverse bias.
 all of these.
 zero bias.
 forward bias.

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