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ω = 75 rpm
r = d/2
r = 22,5 cm
r = 0,225 m
Dit
v = .......... ?
Jawab
ω ( rpm ) → ω ( rad )
v = ωR
v = [75 x 2π/60][0,225]
v = [150π/60][0,225]
v = [33,75/60]π
v = [0,5625] π m/s