看板 NTU-Exam 關於我們 聯絡資訊
課程名稱︰工程數學一 課程性質︰土木系大二必修 課程教師︰張書瑋 開課學院:工學院 開課系所︰土木系 考試日期(年月日)︰2015.12.7 考試時限(分鐘):50 分鐘 試題 : Engineering Mathematics (I) Quiz 3 1. If r(t) = ( 4cost , 4sint , 5t ), find the velocity and acceleration at point (-4 , 0 , 5π). (20%) 2. Find the volume if the vertices are (1,3,6),(3,7,12),(8,8,9) and (2,2,8). (20%) 3. Find gradf. f= x/y.(8%) 4. Find a unit normal vctor of z - x^2 - y^2 = 0 at point P : (3,4,25).(20%) 5. f = ln(x^2 + y^2 ).Culculate ▽^2 f.(20%) 6. If v = [y , -2x , 0] is the velocity vector of a steady fluid flow. Is the flow irrotational? Incompressible? Show the details.(12%) -- ※ 發信站: 批踢踢實業坊(ptt.cc), 來自: 203.222.9.224 ※ 文章網址: https://www.ptt.cc/bbs/NTU-Exam/M.1455706804.A.9BD.html
mayzershi : 已收錄 02/26 18:59