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【多选题】
(多选)弹簧振子在AOB之间做简谐运动,O为平衡位置,测得A、B之间的距离为8 cm,完成30次全振动所用时间为60 s,则( )A.
振子的振动周期是2 s，振幅是8 cm
B.
振子的振动频率是2 Hz
C.
振子完成一次全振动通过的路程是16 cm
D.
从振子通过O点时开始计时，3 s内通过的路程为24 cm
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