RESPOSTAS PROVA ONLINE COMPLEMENTOS DE FISICA B1 E B2 - UNIP

Prévia do material em texto

Justificativa
B1 C y = 3,464 cm ; V= -251328 cm/s ; a = -547,05 cm/s²
B1 D a = -54 π² cos [(3π)* t + π/3]
B1 A 0,314s e 0,2 J
B1 B xc = 132,63 Ωc lef = 1,66 A
B1 A Ø = 1,28 cos(377*t)*(Wb), E = 482,56 sen (377*t) * (V) ; I = 2,41 sen (377*t)*(A)
B1 B I = 0,3232 sen 377*t
B1 B 20 rad/s ; 0,314 s ; 20 J
B1 A V = -10882 cm/s ; (EC) = 11.842,88 erg ; (EP) = 3947,86 erg ; (EM) = 15790,47 erg
B1 A
B1 B 160,80
B1 C 0,85
B1 D 7
B1 D
B2 D
B2 A 45,59%
B2 E
B2 B
B2 D 5
B2 D 477,4
B2 D 2,772N * s/m e 0,06932
B2 D 45,59%
B2 A 4000 N * s/m
B2 A 125 e 50
B2 C 0,5
B2 B 789,56
ݕ = 6,93 ∗ 10ିଶm ; V = -3,14*10−2 m/s ; a = -4,27*10−2 m/s ; (EC) = 1,9710−ସ J
ܧ = 18 ݏ݁݊(2 ∗ ߨ ∗ 10−଼ y -4 ∗ ߨ ∗ 10−଻t) K (S. I)
ܸ = 2,6 ݁−೟మܿ݋ݏ(1,2ݐ + 1,96)c a = 3,380 ݁−ݐ2 ܿ݋ݏ (1,2t+3,92)
ݕ = 0,167 ݁ି଼௧cos (6ݐ + 2,22)
ܽ = 16,7 ݁ି଼ cos 6ݐ + 7,22 ݉/ݏ²