gc textbook chapter 8 Rotational Motion (id: c4e498326)

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本题目来源于试卷: gc textbook chapter 8 Rotational Motion，类别为 unclassified

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A uniform disk turns 0)-qzgxpy/z6pt5 1bpbp +bz8p ujiy4jp .)na:qu+-(cuy;vlnsue+ o at 2.4 $rev/s$ around a frictionless spindle. A nonrotating rod, of the same mass as the disk and length equal to the disk’s diameter, is dropped onto the freely spinning disk, Fig. 8–49. They then both turn around the spindle with their centers superposed. What is the angular frequency in rev/s of the combination?    $rev/s$

参考答案: 1.4±2%


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