One String on a Guitar Is Exactly in Tune

question 38

Multiple Choice

One string on a guitar is exactly in tune.The guitarist uses this string to produce a tone with a frequency of 196 Hz by pressing down at the proper fret.An adjacent string can also be used to produce this tone without being pressed against a fret.However,this adjacent string is out of tune and produces a tone that sounds lower in frequency than the other tone.When the tones are produced simultaneously,the beat frequency is 5.0 Hz.What frequency does the adjacent string produce?

• A)196 Hz
• B)191 Hz
• C)171 Hz
• D)201 Hz
• E)186 Hz

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Definitions:

Rich Descriptions

Detailed, nuanced accounts of phenomena, typically in qualitative research, that aim to capture the complexity and context of the subject matter.

Experimental Control

The practice of eliminating or managing variables that can affect the outcome of an experiment, except for the variable being studied.

Causal Relationships

Refers to the connection between two variables where a change in one variable directly causes a change in the other variable.

Internal Validity

The extent to which a study can rule out or make unlikely alternate explanations of the results, thereby attributing the results directly to the effect of the independent variable.