A composite wire of uniform diameter 3mm made of Cu was of length 2.com2 m and a steel wire of length 1.6 m stretches under a load by 0.7 mm. Calculate the load . Young's modulus for Cu is 1.1?10^11Pa and that for steel is 2.0?10^11Pa.(Ans=176.6 N) Pls donot send related links.

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