Two Speakers Are Driven Exactly Out of Phase with Each

question 49

Multiple Choice

Two speakers are driven exactly out of phase with each other at 256 Hz.If a microphone is placed on the line between the two speakers exactly in the middle of the line,what is possibly the distance between the microphone and each speaker? The speed of sound is 340 m/s.

• A) 0.75 m
• B) 0.38 m
• C) Can be any distance at all
• D) 1.50 m
• E) 0.94 m

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Definitions:

Functioning Unit

A group or system operating effectively to fulfill a specific function or purpose, often used to describe families or organizational teams.

Roles

The functions, duties, or expected behaviors associated with a particular status or position within a social or organizational context.

Grandmother

The mother of one's father or mother, often playing a significant role in family care and bonding.

Sister

A female sibling or a woman viewed in terms of her relationship to other members of her family or relatives, potentially including close friends regarded as family.