k=240 T=0.314 v=2 E=?
E=m*v²/2 T=2*π*√(m/k) m=T²*k/(4*π²)
E=T²*k*v²/(8*π²)=0.314²*240*2²/(8*3.14²)=1.2 Дж
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k=240 T=0.314 v=2 E=?
E=m*v²/2 T=2*π*√(m/k) m=T²*k/(4*π²)
E=T²*k*v²/(8*π²)=0.314²*240*2²/(8*3.14²)=1.2 Дж
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