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Analog Electronics

Analog Electronics
The forbidden energy gap between valance band and conduction band in semiconductor material is about

 0 eV
None of these
 1eV
 15 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 ....................

 Reverse biased
 Forward biased
None of these
 No biased

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Analog Electronics
For audio frequency applications, the popular oscillator used is

 Crystal oscillator
 Wien bridge oscillator
 Phase shift oscillator
 Hartley oscillator

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Analog Electronics
MOSFET requires

  Only small input current.
 A large input current and high voltage.
 None of these.
 A large input current.

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Analog Electronics
A zener diode

  is a battery.
  has a constant voltage in the breakdown region.
  is forward biased.
  has a barrier potential of 1 V.

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Analog Electronics
The positive part of the output signal in a transistor circuit starts clipping, if Q point of the circuit moves

  toward the cutoff point.
  none of these.
  toward the center of the load line.
  toward the saturation point.

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