A circuit having an emf source or any energy source is a/an

A circuit having an emf source or any energy source is a/an

Right Answer is:

Active element

SOLUTION

An element which is a source of electrical signal or which is capable of increasing the level of signal energy is termed as active element. Batteries, BJTs, FETs or OP-AMPs are treated as active elements because these can be used for the amplifi cation or generation of signals.

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