Trabalho 1 Dinâmica dos Sistemas

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8° SEMESTRE DE ENGENHARIA MECÂNICA
 
 Trabalho 
Diciplina: Dinâmica dos Sistemas 
 Professor: José Luiz
Aluno: Edmar Izaias Barboza
RA: t400jd4
Trabalho Dinâmica dos Sistemas – professor Zé Luiz
01) O anel da figura está se deslocando para baixo com velocidade de 2m/s. Determine a velocidade angular de CB neste instante: (resp wcb=10rad/s e VB= 2m/s)
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02) Se o rolete A se desloca para direita com velocidade de 3m/s, determine a velocidade angular da barra de ligação e a velocidade do rolete B no instante em que θ=30°: (resp w=4rad/s e 5,2m/s)
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03) A roda rola sem deslizar com velocidade angular w=10rad/s. Determine a instensidade da velocidade do ponto B no instante mostrado: (resp 8,49m/s)
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04) A extremidade A da barra de ligação tem uma velocidade VA=3m/s. Determine a velocidade do pino em B neste instante. O pino está restrito a se deslocar ao longo da ranhura: (resp w=5,02ras/s e v=8,20m/s)
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Exercícios envolvendo CIR:
05) Determine a velocidade da barra e a velocidade do ponto C no instante mostrado: (resp v=5m/s e w=2rad/s)
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06) Determine a velocidade angular do membro BC e a velocidade do pistão C no instante mostrado: (Dica: Em movimentos oscilatórios, no instante da inversão do movimento a velocidade é nula. O CIR é um ponto de velocidade nula) (Resp v=0 e w=6rad/s)_____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________
07) Determine a velocidade angular dos segmentos BC e CD no instante mostrado: (resp wcd=5rad/s e wbc=4,33rad/s)
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08) No instante mostrado, a roda A gira com velocidade angular de 6rad/s e aceleração angular de 3rad/s2. Determine a aceleração angular do segmento BC e a aceleração escalar do pistão: (resp aC=0 e αBC = 9rad/s2)
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