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The unit decibel is a way of expressing the hearing response of the human ear.

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The unit decibel is a way of expressing the hearing response of the human ear.

(a) True

(b) False

The question was posed to me in a national level competition.

This intriguing question originated from Gain, Attenuation & Decibels in portion Fundamentals of Electronics of Avionics

1 Answer

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Correct choice is (a) True

The explanation: The gain or loss of a circuit is usually expressed in decibels (dB), a unit of measurement that was originally created as a way of expressing the hearing response of the human ear to various sound levels. A decibel is one-tenth of a bel.

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