問題詳情

3.Rod AB rotates about point A as shown in Figure 3. Its motion is defined by 9 = 4t3.Where 0 is in radians and t is in seconds. At t = 0.5 seconds, what will be the magnitude of the acceleration of end B. (20%)

參考答案

答案:A
難度:簡單0.898618
統計:A(975),B(4),C(63),D(5),E(0)

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