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Analog Electronics

Analog Electronics
Energy gap of conductor is

 1 - 2 eV.
 0 eV.
 5 - 8 eV.
 8 eV.

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Analog Electronics
The action of JFET in its equivalent circuit can best be represented as a

Current controlled voltage source
Current controlled Current source
voltage controlled current source
Voltage controlled voltage source

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

 Crystal oscillator
 Wien bridge oscillator
 Hartley oscillator
 Phase shift oscillator

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Analog Electronics
Reverse saturation electric current in a silicon pn junction diode nearly doubles for very

  2° rise in temperature.
  10° rise in temperature.
  6° rise in temperature.
  5° rise in temperature.

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Analog Electronics
If temperature increases then conductivity of a semiconductor is ...................

 Decreases
 Constant
None of these
 Increases

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Analog Electronics
The knee voltage (cut in voltage) of silicon diode

  0.2 V.
  0.8 V.
  1.0 V.
  0.7 V.

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