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Analog Electronics

Analog Electronics
Germanium has

 ionic bond.
 molecular bond.
 metallic bond.
 covalent bond.

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Analog Electronics
In modern the MOSFET, the material used for the gate is

  epitaxially grown silicon.
  high - purity silica.
  heavily doped poly crystalline silicon.
  high - purity silicon.

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Analog Electronics
N-type extrinsic semiconductor is obtained by adding

 tetravalent impurity
 pentavalent impurity
All of these
 trivalent impurity

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Analog Electronics
What is the majority carriers in "N" type material ?

 Protons
 Holes
 Electrons
None of these

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Analog Electronics
A D - MOSFET can operate in the

  depletion - mode only .
  low - impedance.
  enhancement - mode only.
  depletion - mode or enhancement - mode.

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Analog Electronics
Assume that diode D1, D2 in figure are ideal diodes. The value of current is mcq-diagram

 0.5 mA.
 0 mA.
 2 mA.
 1 mA.

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