Skip to content
Categories:

範例：位置-時間關係式與速度

某運動體之位置與時間關係為x=2t2-4t+3 (x:米,t:秒),則: (1)最初此物體離原點多遠?(2)t=0之瞬時速度為何? (3)何時離原點最近?其距離若干? (4)0~4秒內物體的平均速度及平均速率各為何?

 
[以powercam player瀏覽]

相關文章:

Posted in 位移與速度.

Tagged with , .

rev="post-3218" No comments

By admin – 2010 年 07 月 29 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.

« »
26 visitors online now
6 guests, 8 bots, 12 members
All time: 479 at 08-18-2020 08:10 pm UTC
Max visitors today: 47 at 11:21 am UTC
This month: 213 at 04-17-2024 12:31 am UTC
This year: 213 at 04-17-2024 12:31 am UTC