The Intensity of Sound I (As a Multiple of the Average

question 246

Multiple Choice

The intensity of sound I (as a multiple of the average minimum threshold of hearing intensity) is related to the decibel level D (or loudness of sound) according to . The background noise level of a relatively quiet room has a decibel reading of 38. Find the intensity I of this noise level. Round your answer to three decimal places. ​

• A)627,821.185
• B)1.833
• C)6,309.573
• D)2.605
• E)159.653

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Definitions:

Diploid

An organism or cell having two sets of chromosomes or twice the haploid number, characteristic of most adult forms.

Haploid

A cell or organism having a single set of chromosomes, typically half the normal diploid number, characteristic of gametes.

Cell

The basic structural, functional, and biological unit of all known living organisms, a small compartment enclosed by a membrane that contains the organism's genetic material and the biochemical structures needed to sustain life.

Metaphase I Alignment

A stage of meiosis where homologous chromosomes align at the cell equator before being separated into two different cells.