What is op amp and its application?

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Description : What is the gain of an op amp?

Description : State principle of operation of piezo-electric transducer. State its application.

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Description : What is operational amplifier?

Answer : Operational amplifier is an amplifier which amplifies the input signal when we pass a low voltage signal .It has two terminals inverting and non inverting. It is an active device because it ... of negative feedback it provides the output waveform similar to the input waveform (truely amplified )

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