f = 5,5 Hz = 5,5 1/s
d = 0,7 m
r = d/2 = 0,35 m
V = ?
V = 2πr / T ale T = 1/f
V = 2πrf
V = 2 *3,14 * 0,35 m * 5,5 1/s
V = 12,089 m/s ≈ 12,1 m/s
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f = 5,5 Hz = 5,5 1/s
d = 0,7 m
r = d/2 = 0,35 m
V = ?
V = 2πr / T ale T = 1/f
V = 2πrf
V = 2 *3,14 * 0,35 m * 5,5 1/s
V = 12,089 m/s ≈ 12,1 m/s