When Two Waves with Equal Amplitude and the Opposite Phase

question 133

Multiple Choice

When two waves with equal amplitude and the opposite phase sign interact this results in generating

• A)a wave that has half the amplitude of the original wave.
• B)a wave that has double the amplitude of the original wave.
• C)no wave as it has an amplitude of zero.
• D)two new waves that have opposite phase signs of each other.
• E)none of these choices.

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Definitions:

Marginal Rate

A rate that indicates the change in a variable (such as cost, revenue, or tax) as its underlying factor changes incrementally.

Substitution

The action of replacing one good or service with another based on changes in relative prices, incomes, or preferences.

Indifference Curve

A graph showing different combinations of two goods that provide the same level of utility or satisfaction to a consumer.

Utility

In economics, a measure of satisfaction, usefulness or value that an individual gains from consuming goods and services.