What is the maximum length of steel cable that can hang vertically supported from one end of the cable?

The Young's modulus of this steel is 2.10 × 1011 N/m2, the tensile strength of this steel is 7.4 × 108 N/m2, and the density of this steel is 7.6 × 103 kg/m2.
A)

9.93 km

B)

4.22 km

C)

456 m

D)

1.75 km

E)

24.8 km


A

Physics & Space Science

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