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Analog Electronics

Analog Electronics
Base-10 system is also called as

 Tenth system
 Decinary system
 Binary system
 Decimal system

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Analog Electronics
In a JFET, if the gate voltage Vgs is made more negative, then

  channel electric current increases .
  channel conductivity increases.
  depletion region decreases.
  channel conductivity decreases.

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Analog Electronics
Which of the following is trivalent impurity ?

 Boron
 Silicon
 Antimony
None of these

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Analog Electronics
What is an energy gap?

 Space between two orbital shells
 Energy level at which an electron can exist
None of these
 Energy band in which electrons can move freely

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Analog Electronics
In a normally biased npn transistor, the electrons in the emitter have enough energy to overcome the barrier potential of the

 recombination path.
 collector - base junction.
 base - collector junction.
  base - emitter junction.

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Analog Electronics
In a nonlinear op-amp circuit, the

  output shape is the same as the input shape.
  feedback loop is never opened.
  opamp may saturate.
  opamp never saturates.

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