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AB杆质量为m,长为 L,曲柄 O1A、O2B 质量不计,且 O1A=O 2B=R ,O1O2=L,当φ =60°时,O1A 杆绕 O1轴转 动,角速度ω为常量,则该瞬时AB 杆应加的惯性力大小为 __________,方向为 __________

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正确答案:

Fgh=mRω2、过质心C平行O1A指向向下

答案解析:

暂无解析

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