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甲、乙两个做匀速圆周运动的物体,其质量比为1:2,周期比为2:3,半径比为2:3,则它们所受的向心力之比为

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2016ߺӱʡʯׯϰѧ(1)
б˶λʱ 2.ס...Բ˶,A еΪ T1,뾶Ϊ...Сʱ֮Ϊ 2: 3 Ծ 1 ҳ...
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