Skip to content
Categories:

範例:牛頓第三運動定律

有一竹竿其最大支持能力為900N,今有一質量為60kg的運動員沿竿向上做爬竿運動,當人往上爬時,下列何情況下竹竿不致斷裂?g=10 m/s2 (A)往上a=8 m/s2 (B)往上a=6 m/s2 (C)往上a=4 m/s2 (D)往上a=3 m/s2 (E)往上等速。


[另啟瀏覽]

LINE it!

相關文章:

Posted in 牛頓第3運動定律, 牛頓第二運動定律.

Tagged with , .

rev="post-314" No comments

By admin – 2009 年 01 月 08 日

0 Responses

Stay in touch with the conversation, subscribe to the RSS feed for comments on this post.

You must be logged in to post a comment.

« »
39 visitors online now
7 guests, 16 bots, 16 members
All time: 479 at 08-18-2020 08:10 pm UTC
Max visitors today: 39 at 12:27 am UTC
This month: 213 at 04-17-2024 12:31 am UTC
This year: 213 at 04-17-2024 12:31 am UTC