題組內容
第二部分：計算題
1. A solid cylinder of mass M and radius R is rounded by a string.
(b) If the string is pulled to have the cylinder spin but not fall, what is the angular acceleration of the cylinder?
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阿摩線上測驗
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第二部分：計算題
1. A solid cylinder of mass M and radius R is rounded by a string.
(b) If the string is pulled to have the cylinder spin but not fall, what is the angular acceleration of the cylinder?