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

question 60

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 34. Find the intensity of this noise level. Round your answer to three decimal places.

• A) 206,437.775
• B) 1.968
• C) 2511.886
• D) 2.821
• E) 64.125

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Definitions:

Ages 60

Refers to individuals who are in the sixtieth year of their life or the decade of life from 60 to 69 years old, often considered the early years of old age.

Body Shape

The physical form or structure of a person, often described in terms of body composition, proportions, and appearance.

Ages 65

Often marks the conventional threshold for old age, signifying the typical retirement age in many countries and eligibility for senior benefits.

IQ Scores

Quantitative measures of a person's intelligence relative to a statistically normal curve.