If One-Third of the Members of a Symphony Orchestra Are

question 42

Multiple Choice

If one-third of the members of a symphony orchestra are absent because of head colds,thus reducing the overall intensity of sound by 33%,what will be the reduction in the decibel level?

• A)30 dB
• B)3 dB
• C)48 dB
• D)1.7 dB

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Definitions:

Dihydrogen Monoxide

Another term for water, highlighting its chemical composition of two hydrogen atoms and one oxygen atom.

Common Name

A term used to refer to a species or chemical that is non-scientific and widely used among the general public.

HCl

Hydrochloric acid, a strong, corrosive acid consisting of hydrogen and chlorine, commonly used in industry and research.

Common Name

The non-scientific name by which a species or other concept is popularly known, often varying by language and culture.