What Is the Intensity Level in Decibels of a Sound

question 3

Multiple Choice

What is the intensity level in decibels of a sound with intensity 10^-3 W/m²? The threshold of human hearing is 1.0 × 10^-12 W/m².

• A)30 dB
• B)60 dB
• C)90 dB
• D)96 dB

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Definitions:

Clayton Act

A U.S. antitrust law enacted in 1914, aimed at preventing anticompetitive practices, such as price discrimination and monopolies, not covered by the Sherman Act.

Sherman Act

A foundational statute in U.S. antitrust law prohibiting monopolistic behaviors and promoting competitive markets.

Tying Contracts

Legal agreements where the sale of one product is conditioned on the purchase of another product.

Clayton Act

A U.S. antitrust law, enacted in 1914, that prohibits certain actions leading to anti-competitiveness, such as price discrimination, exclusive deals, and mergers that significantly lessen competition.