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Analog Electronics

Analog Electronics
Energy gap of conductor is

 1 - 2 eV.
 8 eV.
 5 - 8 eV.
 0 eV.

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Analog Electronics
When P-type substance is connected with positive and N-type is connected with negative terminal then P-N junction diode is in ....................

 No biased
None of these
 Reverse biased
 Forward biased

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Analog Electronics
The junction capacitance of linearly graded junction varies with the applied reverse bias, VR as

  (VR)- 1/3.
  (VR)- 1/2.
  (VR)1/2.
  (VR)- 1.

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Analog Electronics
The base-emitter voltage of an ideal transistor is

  0 V.
 0.3 V.
 0.7 V.
 1 V.

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Analog Electronics
When pn junction is reverse biased

 a small current flows through it because of minority carriers
 the witdh of depletion layer increases
All of these
 it offers a very high resistance

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Analog Electronics
The base of an npn transistor is thin and

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

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