作者查詢 / Ayenyen
作者 Ayenyen 在 PTT 全部看板的留言(推文), 共2024則
限定看板:全部
看板排序:
全部Gossiping1513LoL48studyabroad34BigBanciao33Beauty31Militarylife21Stock21Physics20PublicIssue20TOEFL_iBT20Math19Gov_owned17Examination13Grad-ProbAsk13StupidClown12Aries10Elephants10YOLO10joke9Mind8specialman8HatePolitics7HomeTeach7Baseball6iOS5marvel5Mechanical4TOEIC4gallantry3graduate3GRE3L_TalkandCha3MATLAB3MRT3PublicServan3ScienceNote3sex3WomenTalk3Civil2historia2nCoV20192NIHONGO2Oversea_Job2Road2TaichungBun2Teacher2trans_math2TW-history2TW-language2youtuber2Anthro1Aussiekiwi1basketballTW1biker1Buddha1Buddhism1DirectSales1DummyHistory1EarthScience1facelift1feminine_sex1GetMarry1guitar1Hiking1home-sale1Hualien1I-Lan1IA1Ind-travel1Japan_Travel1Keelung1MakeUp1MdnCNhistory1medstudent1MGL-history1money1Nantou1Navy1NTU1Paradox1PingTung1pts1Salary1SENIORHIGH1Singapore1SMSlife1Tech_Job1TKU_EE_92C1TPC_Police1Wanhua1Wen-Shan1Yunlin1<< 收起看板(92)
44F推: 讚讚推27.242.33.178 05/08 21:15
83F推: 讚讚 推27.242.33.178 05/08 21:08
172F推: 幼兒園39.15.66.24 04/17 20:08
13F推: c大,原po的情況4個變數應該是,碰撞後的未知數:桿質心03/25 12:14
14F→: 速度、桿角速度、桿碰撞點的速度、球球速度;但可使用403/25 12:14
15F→: 條方程式:恢復係數、剛體運動式子、線動量守恆、角動量03/25 12:14
16F→: 守恆。所以全部都可以解出來03/25 12:14
29F推: https://i.imgur.com/G1ISva8.jpg03/26 23:21
30F推: 更正一下(二)的式子:e=(uG+V’)/Vo03/26 23:29
31F→: e=(uB+V’)/Vo03/26 23:30
41F推: 碰撞的時間是 dt 的事情,所以只有碰撞前跟碰撞後的狀態03/27 23:18
42F→: :線動量守恆和角動量守恆。碰撞期間已經交給恢復係數了03/27 23:18
101F推: 高調27.247.40.76 03/19 22:45
76F推: 好27.51.97.189 03/12 14:55
76F推: 祭品39.9.47.121 03/11 20:14
22F推: 我家這裡剛剛也是,然後直接沒電了39.14.64.97 03/04 11:28
35F推: 電來了@@39.14.64.97 03/04 12:05
146F推: 推推推啦!!!39.14.64.97 03/03 18:05
18F推: 咿咿哦哦、窸窸窣窣27.242.167.150 02/19 00:33