Analog Electronics
A zener diode

  has a constant voltage in the breakdown region.
  is forward biased.
  is a battery.
  has a barrier potential of 1 V.

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Analog Electronics
Which of the following statements is false?

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

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