Groups
Groups
Sign in
Groups
Groups
費因曼討論區
Conversations
Labels
About
Send feedback
Help
第四章:範例26-3................謝謝!
44 views
力學
已回覆
Skip to first unread message
n
unread,
Jan 6, 2013, 5:29:18 AM
1/6/13
Reply to author
Sign in to reply to author
Forward
Sign in to forward
Delete
You do not have permission to delete messages in this group
Copy link
Report message
Show original message
Either email addresses are anonymous for this group or you need the view member email addresses permission to view the original message
to feynm...@googlegroups.com
老師不好意思因為圖片太大了論壇不讓我張貼所以我用縮圖網,它沒有毒老師可以放心的點進去>"<
我把我的算法拍成圖片了~請老師幫我看一下這樣算錯在哪裡,謝謝!~◕‿◕
http://ppt.cc/w_r1
討論區板主
unread,
Jan 9, 2013, 7:58:42 AM
1/9/13
Reply to author
Sign in to reply to author
Forward
Sign in to forward
Delete
You do not have permission to delete messages in this group
Copy link
Report message
Show original message
Either email addresses are anonymous for this group or you need the view member email addresses permission to view the original message
to feynm...@googlegroups.com
您好:
第一列就有問題
如果F沒施力(F=0)
那這兩個物體跟滑輪都會是自由落體,加速度均為g
n於 2013年1月6日星期日UTC+8下午6時29分18秒寫道:
n
unread,
Jan 9, 2013, 11:29:16 AM
1/9/13
Reply to author
Sign in to reply to author
Forward
Sign in to forward
Delete
You do not have permission to delete messages in this group
Copy link
Report message
Show original message
Either email addresses are anonymous for this group or you need the view member email addresses permission to view the original message
to feynm...@googlegroups.com
老師您好:
除了第一列有問題,其它的呢?
討論區板主於 2013年1月9日星期三UTC+8下午8時58分42秒寫道:
討論區板主
unread,
Jan 10, 2013, 7:15:39 AM
1/10/13
Reply to author
Sign in to reply to author
Forward
Sign in to forward
Delete
You do not have permission to delete messages in this group
Copy link
Report message
Show original message
Either email addresses are anonymous for this group or you need the view member email addresses permission to view the original message
to feynm...@googlegroups.com
您好:
第一列修正之後,後面的答案應該會正確
不過建議平常最好是照正規的牛頓運動定律去解
例如在慣性座標系統中,應列式為
F=2T
T-2*g=0(=2*a2)
T-g=1*a1
a=(a1+a2)/2
在加速座標系統中,應列式為
(設a為系統向上的加速度,g' 為等效重力場)
g'=g+a
2*g'-T=2*a2
T-1*g'=1*a1
a1=a2
a2=a
n於 2013年1月10日星期四UTC+8上午12時29分16秒寫道:
Reply all
Reply to author
Forward
0 new messages