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A steel wire having a radius of 2.0 mm, carrying a load of 4 kg, is hanging from a ceiling. Given that g = 3.1 × π ms⁻², what will be the tensile stress developed in the wire?
A
4.8 × 10⁶ Nm⁻²
B
5.2 × 10⁶ Nm⁻²
C
6.2 × 10⁶ Nm⁻²
D
3.1 × 10⁶ Nm⁻²
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