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rA= 5 cm
rB= 10 cm
rC= 6 cm
ωA= 15 rad/s
ditanya
ωC=...?
jawab
ωA = ωB ⇒ 15 rad/s
⇒ vA = vC
ωA.rA = ωC.rC
15 x 5 = ωC x 6
76 = 6ωC
ωC = 75 / 6
ωC = 12,5 rad/s