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________________ amplifies all the frequencies except those in a certain band.

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________________ amplifies all the frequencies except those in a certain band.

(a) high pass filter

(b) low pass filter

(c) band pass filter

(d) band stop filter

The question was posed to me during an internship interview.

This question is from Smart Sensors topic in portion Physiological Transducers of Biomedical Instrumentation

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Best answer
Right choice is (d) band stop filter

The best explanation: Band stop filter amplifies all the frequencies except those in a certain band. High pass filter amplifies signal above a certain frequency. Low pass filter amplifies signals below a certain frequency. Band pass filter amplifies frequencies within a certain band.

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