Two Loudspeakers Placed 6

question 23

Multiple Choice

Two loudspeakers placed 6.0 m apart are driven in phase by an audio oscillator,whose frequency range is 1595 Hz to 2158 Hz.A point P is located 4.7 m from one loudspeaker and 3.6 m from the other.The speed of sound is 344 m/s.The frequency produced by the oscillator,for which destructive interference occurs at point P,in SI units,is closest to:

• A)2033
• B)2127
• C)2095
• D)2064
• E)2001

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Definitions:

Decentering

An approach in various fields, notably postmodernism and multiculturalism, aimed at shifting focus from a central perspective to diverse viewpoints.

Queer Theory

An interdisciplinary field that challenges normative frameworks around sexuality and gender, focusing on the variability of human experience and the resistance to stable identities.

Social Reality

A concept referring to the beliefs, practices, and objects that are collectively seen as real and significant in particular societies.

Revolutionary Potential

The capacity or power of individuals or groups to bring about fundamental or radical changes within society.