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Analog Electronics

Analog Electronics
Which process is used for adding impurity into a pure semiconductor material ?

 Doping
None of these
 Insulating
 Conducting

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Analog Electronics
A differential amplifier is invariably used in the i/p stage of all OP-amps.This is dome basically to provide the OP-amps with a very high

Slew rate
Open-loop gain
CMRR
Bandwidth

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Analog Electronics
In CB configuration, the output V-I characteristics of a transistor are drawn by taking

  VCB versus IC for constant IE.
  VCB versus IB for constant IE.
  VCB versus IB for constant IE.
  VCE versus IC for constant IE.

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Analog Electronics
What is the charge of mobile charge carriers of holes ?

 Negatively charged
 Positively charged
None of these
 No charged

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Analog Electronics
Donors to a semiconductor material is

 Tetravalant
 Divalant
 Trivalant
 Pentavalant

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Analog Electronics
The voltage across the zener resistance is usually

  subtracted from the breakdown voltage.
  small.
  large.
  measured in volts.

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