Marching soldiers crossing a suspension bridge are usually advised to break their steps to avoid damaging the bridge owing to
Question 1 Report
Marching soldiers crossing a suspension bridge are usually advised to break their steps to avoid damaging the bridge owing to
Answer Details
Marching soldiers crossing a suspension bridge are usually advised to break their steps to avoid damaging the bridge owing to resonance. The steps of the marching soldiers can set the bridge into vibration, and when the frequency of the bridge is equal to that of the steps of the soldiers, the resonance occurs,and at this resonance, the bridge vibrates violently with maximum amplitude, and can collapse.
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