Movimento Circular Flashcards

1
Q

Conceitos

A
V - Velocidade Tangencial
At - Aceleração tangencial
Tangencial - Perpendicular à Trajetória
Ac - Aceleração Centrípeta , se Fr=Fc
Puxa para o centro e é perpendicular à Vt
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2
Q

Movimento Circular Uniforme

A
V=2πrf ou 2πr/T
T=1/f
W.Δt=ΔO(ângulo)
W.T=2π
V=r.W
Ac=V²/R
Ac=W².R
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3
Q

Dois pontos numa mesma circunferência

A
Aca>Acb
Va>Vb
fa=fb
Ta=Tb
Wa=Wb
Ra>Rb
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4
Q

Correia

A

Velocidade Tangencial igual
Ra>Rb
Wb>Wa
R∝Número de Dentes

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5
Q

Contato

A

Va=Vb

Wa.Ra=Wb.Rb

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6
Q

Mesmo Eixo

A

Wa=Wb
Va.Rb=Vb.Ra
Ra>Rb
Va>Vb

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