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A galvanised steel tower member has original length of 22cm and cross sectional area of 13 cm2. With working axial tensile load of 125 KN, the change in length was 0.2 mm. Calculate the percentage of elongation. 

(A) 0.0712% (B) 0.00612% (C) 0.0909% (D) 0.19% 

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