A Vibrating Guitar String Emits a Tone Simultaneously with One

question 37

Multiple Choice

A vibrating guitar string emits a tone simultaneously with one from a 495-Hz tuning fork.If a beat frequency of 5.00 Hz results,what is the frequency of vibration of the string?

• A)2 480 Hz
• B)500 Hz
• C)490 Hz
• D)250 Hz
• E)Either choice b or c is valid.

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Definitions:

Retrograde Amnesia

A loss of memory-access to events that occurred, or information that was learned, before an injury or the onset of a disease.

New Memories

Freshly formed memories that have been encoded into the brain, representing recent experiences or learned information.

Proactive Interference

Situation in which material that was learned earlier disrupts the recall of material that was learned later.

Retroactive Interference

The phenomenon where newer memories interfere with the retrieval of older ones.