A Pair of Sound Wave Sources Interfere Destructively at a Point

question 52

Multiple Choice

A pair of sound wave sources interfere destructively at a point that is 3/4 of the way from one speaker to the other.If the speed of sound is 343 m/s,and the sound waves are emitted at 880 Hz,which of the following is a possible distance between the two speakers?

• A) 2.7 m
• B) 0.58 m
• C) 1.16 m
• D) 1.9 m
• E) 77 cm

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Definitions:

Spinal Cord

A long, thin, tubular bundle of nervous tissue and support cells that extends from the brainstem to the lower back, part of the central nervous system.

Bodily Reflexes

Automatic, involuntary responses of the body to certain stimuli that do not require conscious thought, such as the knee-jerk reflex.

Central Nervous

Components of the nervous system, specifically the brain and spinal cord, play a crucial role in assimilating sensory inputs and reacting to them as needed.

Spinal Cord

The main pathway for information connecting the brain and peripheral nervous system, crucial for motor control and sensory function.