Analog Electronics
The conduction loss verses device current characteristics of power MOSFET in best approximately by

 an exponentially decaying function.
 a straight line.
 a parabola.
 a rectangular hyperbola.

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Analog Electronics
Which of the following statements is false?

All of these
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

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