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Analog Electronics

Analog Electronics
If the collector resistor opens in a base-biased circuit, the load line will become

 flat.
 vertical.
 useless.
  horizontal.

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Analog Electronics
A common - mode signal is applied to

  the non - inverting input.
  both inputs.
  the top of the tail resistor.
  the inverting input.

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Analog Electronics
At the unity-gain frequency, the open-loop voltage gain is

  AV(mid).
  very large
  zero.
  1.

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

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

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Analog Electronics
In the constant-current region, how will the IDS change in an n-channel JFET?

  As VGS decreases ID remains constant.
  As VGS increases ID increases.
  As VGS increases ID remains constant.
  As VGS decreases ID decreases.

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Analog Electronics
For audio frequency applications, the popular oscillator used is

 Hartley oscillator
 Phase shift oscillator
 Wien bridge oscillator
 Crystal oscillator

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