Analog Electronics
The amount of time between the creation and disappearance of a free electrons is called

 life time of the carriers
 recombination
 drift velocity
 bound electrons

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Analog Electronics
Which of the following statements is false?

A push pull output transformer has a centre-tapped primary
Class AB operation cannot be used for a push pull audio power output phase
Push pull signals are equal and opposite in phase
All of these

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