A structural steel rod has a radius of 10 mm and length of 1.0 m. A 10 – McqOptions

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1.	A structural steel rod has a radius of 10 mm and length of 1.0 m. A 100 kN force stretches it along its length. Young's modulus of structural steel is\[2\times {{10}^{11}}N{{m}^{-2}}\]. The percentage strain is about
A.	0.0016
B.	0.0032
C.	0.0008
D.	0.24%43
Answer» B. 0.0032

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