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Analog Electronics

Analog Electronics
When the base resistor increases, the collector voltage will probably

 stay the same.
All of these
  increase.
 decrease.

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Analog Electronics
Which of the following oscillators are used for low frequency (LF) applications

 None
 Both LC and RC Oscillators
 LC oscillators
 RC oscillators

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Analog Electronics
The encapsulation of transistor is necessary for

Preventing photo-emission effects
Preventing radio interference
Avoiding loss of free electrons
Mechanical ruggedness

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Analog Electronics
In a MOSFET, the polarity of the inversion layer is the same as that of the

  majority carries in the substrate.
  charge on the gate electrode.
  majority carries in the source .
  minority carriers in the drain .

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Analog Electronics
Piezoelectric effect is utilized in which of the following filter?

 Band stop.
  Crystal filter.
 Pass band.
 Ideal filter.

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Analog Electronics
When pn junction is reverse biased

 the witdh of depletion layer increases
 a small current flows through it because of minority carriers
 it offers a very high resistance
All of these

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