The sound of a bird singing is given as 5 dB.What is the intensity of the sound of a bird singing? A) 1.95 $\times$ 10^-12 W/m² B) 2.04 $\times$ 10^-12 W/m² C) 2.98 $\times$ 10^-12 W/m² D) 3.16 $\times$ 10^-12 W/m² E) 4.25 $\times$ 10^-12 W/m²

Question

Quizplus · Accepted Answer

The intensity level in decibels (dB) is calculated using the formula: L = 10 * log10(I/I0), where I0 is the reference intensity, 1 * 10^-12 W/m^2. Solving for I when L = 5 dB gives approximately 3.16 * 10^-12 W/m^2.

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