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No.A1 6.pdf

上传者: 2020-08-20 02:45:31上传 PDF文件 130.96KB 热度 8次
A particle moves with position given by j itr ˆ 4ˆ3 +=v , where r v is measured in meters when t is measured in seconds. For each of the following, consider only t > 0. The magnitude of the angular momentum of this parti
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