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Analog Electronics

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

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

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Analog Electronics
In a common emitter, unbypassed resister provides

current series feedback
positive current feedback
negative voltage feedback
voltage shunt feedback

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Analog Electronics
Doping in a semiconductor increases which quantity

 Inductance
 Conductance
 Resistance
 None

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

 one.
 four.
 two.
 three.

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Analog Electronics
An n- channel JFET has IDSS=2mA,and Vp=-4v.Its transconductance gm=in mA/V)for an applied gate to source voltage VGS=-2v is

0.25
0.5
1
0.75

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Analog Electronics
When were the first solid state devices manufactured ?

 1970
 1940
 1960
 1950

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