The elastic limit of steel is \[8\times {{10}^{8}}N/{{m}^{2}}\] and it – McqOptions

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1.	The elastic limit of steel is \[8\times {{10}^{8}}N/{{m}^{2}}\] and it?s Young's modulus\[2\times {{10}^{11}}N/{{m}^{2}}\]. Find the maximum elongation of a half-meter steel wire that can be given without exceeding the elastic limit.
A.	2mm
B.	4mm
C.	5mm
D.	6mm
Answer» B. 4mm

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