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Analog Electronics

Analog Electronics
A transistor has how many PN junctions?

 1.
 4.
  2.
 3.

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Analog Electronics
In a N-type semiconductor material electrons are ....................

 Majority charge carriers
 Low charge carriers
 Minority charge carriers
 High charge carriers

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Analog Electronics
The effective channel length of a MOSFET in a saturation decreases with increase in

Drain voltage
Gate voltage
Body voltage
Source voltage

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Analog Electronics
What is the condition if no external potential energy is applied to the PN junction then diode ?

 Forward biased
 Zero Bias
 Reversed biased
None of these

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Analog Electronics
In a p⁺n junction diode under reverse bias , the magnitude of electric field is maximum at

The center of the depletion region on the n-side
The edge of the depletion region on the p-side
The edge of the depletion region on the n-side
The p⁺n junction

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Analog Electronics
The current gain of a bipolar transistor drops at high frequencies because of

High current effects in the base
Parasitic inductive elements
Transistor capacitances
The early effect

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