A steel wire of length 3.2 m (Ys = 2.0 × 1011 Nm–2) and a copper wire of length 4.4 m (Yc = 1.1 × 1011 Nm–2) , both of radius 1.4 mm are connected end to end. When stretched by a load, the net elongat

Question

A steel wire of length 3.2 m (Ys = 2.0 × 1011 Nm–2) and a copper wire of length 4.4 m (Yc = 1.1 × 1011 Nm–2) , both of radius 1.4 mm are connected end to end. When stretched by a load, the net elongation is found to be 1.4 mm. The load applied, in Newton, will be: (Given π = 22/7 )

Accepted Answer

Answer: 154

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