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Tuned detectors are used in the frequency range of ________

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Tuned detectors are used in the frequency range of ________

(a) 1 Hz to 100 Hz

(b) 10 Hz to 100 Hz

(c) 1 kHz to 100 kHz

(d) 1 MHz to 100 MHz

The question was posed to me in an internship interview.

The doubt is from Introduction to AC Bridges topic in portion Measurement of Inductance and Capacitance of Electrical Measurements

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The correct option is (b) 10 Hz to 100 Hz

To explain I would say: Tuned amplifier circuits are used as detectors in the low frequency range. Low frequency range usually ranges from 10 Hz to 100 Hz in AC bridges.

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