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KINEMATIKA• GMB
— hubungan roda
Ra = 1 cm.
Rb = 2 cm. Vb = __?
Rc = 3 cm. ωc = 4 rad/s
Roda A dan C dihubungkan dengan tali.
Va = Vc
Va = ωc Rc
Va = 4 • 3
Va = 12 cm/s
Roda A dan B seporos
ωb = ωa
Vb / Rb = Va / Ra
Vb / 2 = 12 / 1
Vb = 24 cm/s ✔️
kecepatan linear roda B adalah 24 cm/s.