Two Loudspeakers, a and B, Are Separated by a Distance

question 30

Multiple Choice

Two loudspeakers, A and B, are separated by a distance of 2.0 m. The speakers emit sound waves at a frequency of 680 Hz that are exactly out of phase. The speed of sound is 343 m/s. How far from speaker A along the +x axis will a point of constructive interference occur?

• A)0.25 m
• B)0.30 m
• C)0.46 m
• D)0.88 m
• E)0.98 m

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Definitions:

Elitist

A belief or attitude that those individuals or groups deemed to be superior in terms of ability, wealth, or status are entitled to dominate, control, or have privileges.

Pluralist

An approach that suggests power in a society is distributed among multiple groups and interests, enabling a balance and compromise in decision-making processes.

War

A violent armed conflict between politically distinct groups who fight to protect or increase their control of territory.

Pluralism

A concept advocating for the existence and toleration of diverse and potentially competing interests, cultures, or ideas within a society.