Civil Engineering MCQAE Level Civil Engineering
A tensile test specimen of 12.5 mm diameter has a gauge length of 50 mm. After fracture, the gauge length becomes 60 mm. The percentage elongation is:
Strength of MaterialsPercentage ElongationEASY
Choose the correct answer
A
10%
B
15%
C
20%
D
25%
Correct Answer
C. 20%
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% elongation = (60−50)/50 × 100 = 20%
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