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A Crane Lifts a 2500-Kg Beam at a Steady Rate

Question 114

Multiple Choice

A crane lifts a 2500-kg beam at a steady rate of 15 cm/s using a steel cable whose mass per unit length is 0.65 kg/m.What is the speed of transverse waves on this cable?


A) 230 m/s
B) 580 m/s
C) 1200 m/s
D) 1900 m/s
E) 190 m/s

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