A 100-M-Long High-Voltage Cable Is Suspended Between Two Towers

question 54

Multiple Choice

A 100-m-long high-voltage cable is suspended between two towers.The mass of the 100-m cable is 150 kg.If the tension in the cable is 30 000 N,what is the lowest frequency at which this cable can oscillate?

• A)0.71 Hz
• B)1.0 Hz
• C)1.4 Hz
• D)2.0 Hz

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