Analog Electronics
The most commonly used amplifier in sample & hold circuits is

An inverting amplifier with a gain of 10
A unity gain non-inverting amplifier
A unity gain inverting amplifier
An inverting amplifiers with a gain of 100

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Analog Electronics
Which of the following statements is false?

A push pull output transformer has a centre-tapped primary
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

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