Question #124781

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Expert's answer

W=A1+A2W=A_1+A_2

W=0.5(2)(60)+0.5(2+6)(8060)W=140 mJ=0.14 JW=0.5(2)(60)+0.5(2+6)(80-60)\\W=140\ mJ=0.14\ J

Answer: D

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