Respuesta :
Answer: D resonance
Explanation: Resonance is the effect produced when an object is forced to vibrate at its natural frequency
This phenomenon of Aeolian Harp is an example of Resonance.
What is Aeolian Harp?
An Aeolian harp is a musical instrument that is played by the wind. The Aeolian harp is also the only string instrument that plays solely harmonic frequencies.
What is Resonance?
Resonance describes the phenomenon of increased amplitude that occurs when the frequency of an applied periodic force is equal or close to a natural frequency of the system on which it acts.
What is natural frequency?
An object's natural frequency is the frequency or rate that it vibrates naturally when disturbed.
Thus, Wind blowing across suspended power lines may cause the power lines to vibrate at their natural frequency due to Resonance.
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