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Analog Electronics

Analog Electronics
An opamp has a voltage gain of 200,000. If the output voltage is 1 V, the input voltage is

  10 V.
  1 V.
  5 5 micro V.
  2 micro V.

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Analog Electronics
The transition capacitance of a reverse biased pn junction having uniform doping on both sides, varies with junction voltage ( VB ) as

  VB.
  1 / VB.
  ( VB )2.
  ( VB )- 1 / 2.

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Analog Electronics
The horizontal intercept of dc load line is the same as ideal

Saturation point
Cut off point
Quasi saturation point
Operating point

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Analog Electronics
Germanium has

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

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Analog Electronics
Thermal runaway is not possible in FET because as the temperature of FET increases

The mobility decreases
The transconductance increases
None of these
The drain current increases

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Analog Electronics
A Schottky diode is a

 fast recovery diode.
 majority carrier device.
 both a majority and a minority carrier diode.
 minority carrier device.

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