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smaguld08
@smaguld08
July 2022
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Х1=4мм
А1=20мДж
Х2=4см
А2=?
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fatt52
Verified answer
X1=4*10^-3 м A1=20*10^-3 Дж x2=4*10^-2 м A2=?
===
A=k*x²/2
k=2*A1/x1²=2*A2/x2²
A2=A1*(x2/x1)²=20*10^-3*(4*10^-2/4*10^-3)²=2 Дж
=====================================
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Answers & Comments
Verified answer
X1=4*10^-3 м A1=20*10^-3 Дж x2=4*10^-2 м A2=?===
A=k*x²/2
k=2*A1/x1²=2*A2/x2²
A2=A1*(x2/x1)²=20*10^-3*(4*10^-2/4*10^-3)²=2 Дж
=====================================