Enunciado
FenTrans, MecFlu, TransCal e TransMassa - Frank White - Mecânica dos Fluidos- Ed: 8º - Capítulo 8.Problemas - Ex. 32
Line sources m1 and m2 are near point A, as in Fig. P8.32.
If m1 5 30 m2/2, fi nd the value of m2 for which the resultant
velocity at point A is exactly vertical
Passo 1
Saaaalve, tranquilo? Vamos lá resolver mais uma questão juntos?! 😊
Desenhando o diagrama
Passo 2
Resolva as forças de aceleração horizontalmente.
Aqui, é a aceleração do lado esquerdo, é a aceleração do lado direito, é o ângulo feito pela aceleração do lado esquerdo, e é o ângulo feito pela aceleração do lado direitoCalcule o valor de .
Passo 3
Calcule o valor de .
Substituindo valores na equação (1)
Assim, o valor de é .
Resposta
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