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Analog Electronics

Analog Electronics
In a RC phase shift oscillator, the minimum number of R-C networks to be connected in cascade will be

 two.
 one.
 four.
 three.

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Analog Electronics
Under normal reverse bias voltage applied to diode, the reverse electric current in Si diode

  1000 micro A.
  order of micro A.
  100 mA.
  none of them.

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Analog Electronics
Donors to a semiconductor material is

 Pentavalant
 Tetravalant
 Divalant
 Trivalant

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Analog Electronics
Increasing the collector supply voltage will increase

 emitter current.
 collector current.
 base current.
None of these

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Analog Electronics
The reverse saturation electric current of a pn junction varies with temperature (T) as

  independent of T.
  1 / T.
  T2.
  T.

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Analog Electronics
The knee voltage (cut in voltage) of silicon diode

  0.7 V.
  0.2 V.
  1.0 V.
  0.8 V.

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