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

question 10

Multiple Choice

A 100-m long high-voltage cable is suspended between two towers.The mass of the 100-m cable is 200 kg.If the tension in the cable is 20,000 N,what is the lowest frequency at which this cable can oscillate?

• A) 0.50 Hz
• B) 0.61 Hz
• C) 0.75 Hz
• D) 1.5 Hz

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