A String Fixed at Both Ends Is Vibrating in One

question 159

Multiple Choice

A string fixed at both ends is vibrating in one of its harmonics. If we now increase only the frequency at which the string is vibrating, which of the following characteristics do we also
Increase? (There could be more than one correct choice.)

• A) the amplitude of the traveling waves on the string
• B) the wavelength of the traveling waves on the string
• C) the period of the traveling waves on the string
• D) the speed of the traveling waves on the string
• E) none of the above

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Definitions:

Emotional Appeal

Emotional appeal is a persuasive technique that attempts to generate an emotional response, rather than a rational argument, to influence an audience's attitudes or actions.

Psychological Reactance

A reaction against perceived attempts to limit one's freedom or autonomy, often resulting in a desire to regain that freedom.

Psychological Description

Description of a product or service in terms of audience benefits.

Factual Appeal

A persuasive strategy that uses facts, statistics, and objective information to influence the audience's opinion.