A Barking Dog Delivers About 1

question 14

Multiple Choice

A barking dog delivers about 1.0 mW of power,which is assumed to be uniformly distributed in all directions.What is the intensity level in decibels at a distance 5.00 m from the dog? The threshold of human hearing is 1.0 × 10^-12 W/m².

• A)61 dB
• B)63 dB
• C)65 dB
• D)68 dB

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Definitions:

GATT

The General Agreement on Tariffs and Trade, an international treaty designed to reduce tariffs and other trade barriers.

Dispute Settlement Understanding

A core WTO agreement that outlines how countries can resolve trade disputes under its framework.

WTO

Short for World Trade Organization, an international body aimed at promoting and facilitating free trade by reducing tariffs and other trade barriers.

Tariff

A tax or duty to be paid on a particular class of imports or exports, used by governments to regulate trade.