Two In-Phase Loudspeakers Are Some Distance Apart

question 120

Multiple Choice

Two in-phase loudspeakers are some distance apart.They emit sound with a frequency of 536 Hz.A microphone is moved between the speakers along the line joining the two speakers with a constant speed of 1.60 m/s.What beat frequency is observed? The speed of sound in air is 343 m/s.

• A)5.00 Hz
• B)6.00 Hz
• C)7.00 Hz
• D)8.00 Hz
• E)9.00 Hz

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Definitions:

Not-knowing

A stance in therapy where the therapist adopts a position of openness and curiosity, avoiding assumptions about the client's experience, to better explore and understand the client's perspective.

Collaborative Counseling

A therapeutic framework in which therapist and client work together as partners to understand and solve the client’s issues.

Assuming

The act of accepting something to be true without question or proof.

Postmodern Counselors

Therapists who integrate principles of postmodernism, emphasizing the subjective and constructed nature of reality in their practice.