Lực ly tâm

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Lực ly tâm la Lực thoát khỏi quỷ đạo vòng tròn


Chung minh

Δvv=Δrr=vΔtr
a=ΔvΔt=v2r
Fv=mv2r=m(rω)2r=mrω2

Cong thuc Lực ly tâm

Fv=mv2r=m(rω)2r=mrω2