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Analog Electronics

Analog Electronics
What is the range of energy band gap of semiconductors ?

 14-15 ev
 1-3 ev
 0 ev
 10-15 ev

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Analog Electronics
A pn junction/Diode is a/an

 Unidirectional Component
None of these
 Bidirectional component
 Linear component

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Analog Electronics
When will be the P-N junction is formed ?

 In reverse biased region
None of these
 In depletion region
 Two opposite doped materials

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Analog Electronics
Depending upon the switching recovery time and on state drop, the power diodes are types

 General purpose, fast recovery.
  General purpose, fast recovery and schottly.
 Fast recovery, Schottky.
 None of these.

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Analog Electronics
The silicon transistor are more widely used than germanium transistors because

  they have smaller depletion layer.
  they have larger electric current carrying capacity.
  they have smaller leakage current.
  they have better ability to dissipate heat.

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Analog Electronics
If temperature increases then conductivity of a semiconductor is ...................

 Decreases
 Increases
None of these
 Constant

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