The Sound of a Bird Singing Is Given as 5 $\times$

question 18

Multiple Choice

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

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Definitions:

World Bank

An organization established by the industrialized nations in 1946 to loan money to underdeveloped and developing countries; formally known as the International Bank for Reconstruction and Development.