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Analog Electronics

Analog Electronics
What will be the Potential barrier for Si Diode ?

 0.07 V
 0.3 V
 0.7 V
 0.05 V

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Analog Electronics
An emitter follower has a voltage gain that is

 zero.
  approximately equal to one.
 greater than one.
 much less than one.

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Analog Electronics
Common emitter current gain hFE of a BJT is

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

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Analog Electronics
The base of an npn transistor is thin and

 heavily doped.
 doped by a pentavalent material.
  lightly doped.
 metallic.

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Analog Electronics
Most small - signal E - MOSFETs are found in

  heavy - current applications.
  disk drives.
  discrete circuits.
  integrated circuit.

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Analog Electronics
The β of a transistor may be determined directly from the curve plotted between

  VCE and IE for constant IB.
  VCE and IC for constant IE.
  VCE and IC for constant IB.
  VBE and IE for constant VCE.

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