Driving force from buzzer for jacket of length L

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SUMMARY

The discussion centers on the mechanics of a buzzer providing a driving force to a jacket of length L, specifically during its vibrational cycle. The concept of resonance is highlighted as a critical factor, with emphasis on the phase lag caused by energy losses in the swinging cloth. This phase lag results in a reinforcing impetus from the vibration source, enhancing the effectiveness of the buzzer's driving force.

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How do we tell when the buzzer vibrates during the cycle to provide the driving force?

Many thanks!
 
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Callumnc1 said:
How do we tell when the buzzer vibrates during the cycle to provide the driving force?
It's an example of resonance. https://en.wikipedia.org/wiki/Resonance.
Because there are losses in the swinging cloth, it will always be a bit behind the source of vibration (phase lag). As a result, the impetus from the source is reinforcing.
 
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haruspex said:
It's an example of resonance. https://en.wikipedia.org/wiki/Resonance.
Because there are losses in the swinging cloth, it will always be a bit behind the source of vibration (phase lag). As a result, the impetus from the source is reinforcing.
Thank you for your reply @haruspex !
 

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