Skip to content
Categories:

範例：斜向拋射與活動靶

在高於海平面120米的崖頂有一海岸砲，若一敵艦迎面以20m/s駛來，今以仰角30o初速100m/s發射砲彈恰可擊中敵艦(g=10m/s2) (1)砲彈自射出至擊中敵艦費時若干秒? (2)發射砲彈時，敵艦離海岸多遠?


[以powercam player瀏覽]

相關文章:

Posted in 斜向拋射.

Tagged with , .

rev="post-3329" No comments

By admin – 2010 年 08 月 19 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.

« »
62 visitors online now
13 guests, 9 bots, 40 members
All time: 479 at 08-18-2020 08:10 pm UTC
Max visitors today: 87 at 11:49 am UTC
This month: 93 at 11-01-2024 04:35 pm UTC
This year: 259 at 08-23-2024 08:56 pm UTC