推 ansonyu:有神快拜!!!!!!!!!!!! 01/13 01:27
→ chieh0206: Q 是角度!!! 01/13 01:27
推 sdg85732:謝謝囉!! 真的太佩服了!! 01/13 01:29
推 tony80517:強者!!!! 01/13 01:30
力矩 = mgLsin(Q) + F*h
= mgL*Q + (khQ)*h
= m(L^2)*a (ps:a為角加速度)
=> w^2 = (mgL+kh^2)/(mL^2)
=> T = 2pi*((mL^2)/(mgL+kh^2))^0.5 ......#
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