Answer to Question #169718 in Physics for Pushpo

Question #169718

Find the work done in stretching a wire of 1 sq. mm cross-section and 2 m long through 0.1 mm. Given that the Young’s modulus of the material of the wire is 2.0 × 1011 N/m2. 


1
Expert's answer
2021-03-14T19:14:45-0400
"W=\\frac{YAx^2}{2L}\\\\W=\\frac{2\u00d710 ^{\n11}\n \u22c510^{ \n\u22126}\n \u22c5(10 ^\n{\u22124}\n ) ^\n2}{2(2)}=5 \u22c510 ^\n{\u22124}J"


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