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Автор - sempai17

Помогите срочно , пожалуйста !!!!))) 10 баллов

Ответ

Автор - varr88

Еп=kx^2/2

x^2=2*Eп/k

x=√2Eп/k

k=0.8*10^3=800 (переводим из кН/м в Н/м)

x=√2*16/800=√0.04=0.2

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