'dB' is a standard abbreviation used for the quantitative expression of

Question

'dB' is a standard abbreviation used for the quantitative expression of (A) The density of bacteria in medium (B) A particular pollutant (C) The dominant Bacillus in a culture (D) A certain pesticide

Tardigrade Admin · Accepted Answer

dB is a standard abbreviation for the quantitative expression of noise. Unwanted sound is called noise. Generally, sound above 80 dB is considered as noise.

Q. 'dB' is a standard abbreviation used for the quantitative expression of

The density of bacteria in medium

A particular pollutant

The dominant Bacillus in a culture

A certain pesticide

dB is a standard abbreviation for the quantitative expression of noise. Unwanted sound is called noise. Generally, sound above 80 dB is considered as noise.