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Analog Electronics

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

  3.1 A.
 3 A.
 10 A.
 3.33 mA.

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Analog Electronics
For Germanium pn junction, the maximum value of barrier potential is

 0.7V
 1.5V
 1.6V
 0.3V

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Analog Electronics
Common emitter current gain hFE of a BJT is

  Dependent on collector current.
 Dependent on collector-emitter voltage.
 Always constant.
 Dependent on base -emitter voltage.

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Analog Electronics
Energy gap of conductor is

 1 - 2 eV.
 5 - 8 eV.
 8 eV.
 0 eV.

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Analog Electronics
When P-type substance is connected with negative and n-type is connected with positive terminal of the battery then P-n junction diode is in ....................

None of these
 Reverse biased
 Forward biased
 No biased

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Analog Electronics
Semiconductor Diode is used as

 an amplifier
 a rectifier
 a modulator
 an oscillator

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