| Statik | Reibung | Elastizität | Dynamik | Schwingungen | ||
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m1=2 kg m2=1 kg T=2 s |
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k=0.04 N/mm m=50 g L=10 cm a=4 cm |
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a=600 mm b=550 mm c=450 mm α=45° kw=2.5 kN/cm kr=8 kN/cm JA=8 kgm2 |
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LA=220 mm LB=80 mm TA=2 s g=9.81 ms-2 |
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L=5 m I=2.5 dm4 E=210 GPa m=1400 kg |
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Vo=20 l, D=110 mm L=1.7 dm, R=3 cm ρ=1200 g/m3 |
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L=2 m, h=5 cm, b=10 cm E=210 GPa m=50 kg M=1.5 kg, e=10 mm d=1200 kg/s Ω=32 Hz |
Lösung: D=0.296, Ω*=44.6 Hz![]() |
m=1580 kg L1=1.34 m k1=29 kN/m L2=1.71 m k2=35 kN/m ΘS=2350 kgm2 |
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h=0.2 mm b=2 mm E=72000 MPa ρ=3.4 g/cm3 |
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a I ρ E m |
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a=0.2 mm ρ=3 mg/mm3 A=100 μm2 E=120 GPa I=850μm4 J=9.6·10-5 μg mm2 |
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L=1 mm ρ=4 mg/mm3 A=250 μm2 E=100 GPa I=720 μm4 m=20 μg J=0.4 μg mm2 |
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λ1 = m/ρAL λ2 = J/ρAL3 λ3 = kL3/EI |
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ρA = 0.96kg/dm L = 1.5m EI = 40kNm2 |
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ρ A L E I |
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D=0.6 mm L=65 cm E=80 GPa ρ=2.5 g/cm3 |
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m k lo |
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| Statik | Reibung | Elastizität | Dynamik | Schwingungen | ||
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