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A tensile specimen was deformed at a constant cross head speed of 6 mm/min. The strain rate at the start of the testing was 5 × 10-3 s-1. The initial gauge length of the specimen (in mm) was

A tensile specimen was deformed at a constant cross head speed of 6 mm/min. The strain rate at the start of the testing was 5 × 10-3 s-1. The initial gauge length of the specimen (in mm) was Correct Answer 20

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