物理 - 考試
By Zora
at 2013-06-02T16:33
at 2013-06-02T16:33
Table of Contents
省道某處路面寬30 m,轉彎處曲率半徑為1250 m,若行車的平均速率為25 m/s,則欲使行
車最安全的條件下,路面外側應高於內側(設g =10 m/s2)(A)1.5 m (B)3 m
(C)4.5 m (D)6 m 答案(A)
路面寬30是指假設的三角型的斜邊長30嗎?
有請高手指教了 謝謝
--
車最安全的條件下,路面外側應高於內側(設g =10 m/s2)(A)1.5 m (B)3 m
(C)4.5 m (D)6 m 答案(A)
路面寬30是指假設的三角型的斜邊長30嗎?
有請高手指教了 謝謝
--
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