What is the difference between an oscillator and an amplifier in an electrical circuit.

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a. An oscillator generates a signal, while an amplifier amplifies a signal.
b. An oscillator amplifies a signal, while an amplifier generates a signal.
c. An oscillator and an amplifier are the same thing.
d. An oscillator and an amplifier have no function in an electrical circuit.
Answer: a. An oscillator generates a signal, while an amplifier amplifies a signal.

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