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At high frequency, source consists of ________

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At high frequency, source consists of ________

(a) amplifiers

(b) regulators

(c) oscillators

(d) op amps

I got this question in an online quiz.

This is a very interesting question from Introduction to AC Bridges in division Measurement of Inductance and Capacitance of Electrical Measurements

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Best answer
Correct answer is (c) oscillators

Easy explanation: Op amps are basically differential amplifiers. Amplifiers are used in analog circuits for increasing the strength of the signal. Electronic oscillators form sources at high frequencies.

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