Engineering & Technology
มหาวิทยาลัย
力學 有誰會這題😭
目前正在進行的嘗試
在圖中的俯視圖中,2.78公斤的盒子上有兩個力,但只顯示了一個。對於Fq=10.2 N = 12.3 m/s 2 和6 = 37.6°,求單位向量表示法
中的第二個力(a),以及(b)大小和(c)方向(將方向表述為從+x方向測量的負角,)
F₁
คำตอบ
ยังไม่มีคำตอบ
ข้อสงสัยของคุณเคลียร์แล้วหรือยัง?
เมื่อดูคำถามนี้แล้ว
ก็จะเจอคำถามเหล่านี้ด้วย😉
![請問這題a為何用DTFT再逆轉換算出來y[n]=0與解答用z轉換結果不同 - 1](https://d1e9oo257tadp1.cloudfront.net/uploads/qa_question_image/file/1632664/thumb_l_webp_DF4BDA4F-2714-49E2-A110-51639BE960A0.webp?Expires=1744673910&Signature=eVAeoJc37RTVljqIuRlaa~w85dSdHFrP76Xs4d4NcuRqHqiOm4sGgXjteLeidqbg~77vluOpiUJv7UrP9QMIifzPz6dQeU15dj8WDafbS0tCpaxNLdiVTfG9aXWpaXgRK7GgsBsLtD08dLc73tNoRF7FHR6v7nJijHCMMKIbN055urG4mSj~lwUNbDJKHcdotyvwxZyJpvvJpNGwBbA2ZmOP4O9Y9t-WsXWz8jW3HLtaR7EjA0cSIHuf-qetiojfP3Xi2js4oz6mFgKErmwgApbrumWcdw0-JnD8cgv7T-R90UQtkQuiUlFdclTjtJkd2pi16FMyez1j56gtt0RsTg__&Key-Pair-Id=K2W722D70GJS8W&Expires=1744673910&Signature=PpX2Q9ZeTzdmI9K3cwQw~QK5wHribBV9xUhjGh1lTwUCzHLvx33b~Jv-bVOVUUm69uRrjOabaKBSAPoDZFRgzh1dKMYVZyLX08kIHopANrnUIMzB33z-ceZ9jNUmnXAD2JWtKc1k9Dad-Vr-vJDHCuDbehZD0tdxyqH2APoEa~t9D2CW0hS1x7LuVZl3g8EwDhaTfbDcD867HaLa2GKLn5niH0Fxc9ZpodK6uC2BLVxxOA~fb2W53Y5BNMbNlg~Ny7UcoRLqcAaJ-2pW5M~w3fKIm02Rghlw7QXmg754J1D7UR3XiR~Z0rG~GK7zFVVucSezlWQI0CqWPlpkfO-hsQ__&Key-Pair-Id=K2W722D70GJS8W)
![請問這題a為何用DTFT再逆轉換算出來y[n]=0與解答用z轉換結果不同 - 2](https://d1e9oo257tadp1.cloudfront.net/uploads/qa_question_image/file/1632665/thumb_l_webp_A87EE1FE-6EA0-4218-8B20-1B9745ADCFB9.webp?Expires=1744673910&Signature=yh1fTnsEBfMCvU4AidoAp2JD1D5G-1YjqoQY4BJCv01b9uoU4Y~n~4J~vfZZuKQXeWWAJxpz1BE41lIjRW~oTtJ7vf7exT4O8DRIWFN4sggzwCXXfqdb3e8PRIF5qawO~xyJz5h9kdI4WhfN1ANbnKZff-wZcuPCsZrYL6G7TWAp5KvnSX-rEf7uKLL~ADo7N83La~Hu899PFfae5xLyAWrP7XNtfsVPyfINx0RtInqDWv~fiUszT9jca61Ll1Cx9d3EseiiHMJxIbYCIJGrIqAw3ehgLFRZl8Cw7R242dSmdbAoDJ028S21IxYxvjOFiSrxEYro5RTIZKXqHAU0gA__&Key-Pair-Id=K2W722D70GJS8W&Expires=1744673910&Signature=IFU78jm9V7wV1IBR9f6ZOeyuSMCDtQwjk343ujEQdrXvV1UbHG7UM5sxii~pC61qnk0NKALHQZ5ra6pTcMxHlSVCjJHTk6LJ0lSLKgvmSIMb5kD49TWOhNC~RFI2fRpeAmhjxxi53FMwYHcnS~p8KkaVpyBYrciNEE6cKYK0Po0gmZ-QX~w6YNcgZn2wI8vmShF3PysK5yrU1eISZ~CN09JvHuMvJ92fl7tQYPD4hS7jC4db2mxsgJLK772ccUaJlQBkIqyGUd1Y0eZmG1THDan0A7NTsTac~ZDPXhwiljealIrMLhoWcvZPWfqXeOImO7zNblfzOPVy-lopystmYA__&Key-Pair-Id=K2W722D70GJS8W)
![請問這題a為何用DTFT再逆轉換算出來y[n]=0與解答用z轉換結果不同 - 3](https://d1e9oo257tadp1.cloudfront.net/uploads/qa_question_image/file/1632666/thumb_l_webp_10F4EC59-ED6C-455B-A2F3-E5B9F9F4A6BF.webp?Expires=1744673910&Signature=blb623tvu70MaomwghwA5fuRYQDuhPLtudpig6noYeXNpyomsCyFCBLoyMCimMQ03Yp--h82w76OnV0r6t7mMICw0DkzS-4oTS0esFgp1rUMCW7inpOVBZddpoS0knszpJWjv4f2Ngk6LJsgPLgUUD3FJ1ltMg2vjp1qpebui2YAqHCV23a56IeVl2arKZmOW0WgqtpulQQCSqSejmimVbrjRtdd0LiCD9qhg7oMfUgowcYgyBP3lTkxkbAd-DNXfWSzAe2Zy9572nIyk1LBbdNSJJv6qF9ornlPkW3elluzlsP5oeDwYFZvUOs7aryeKCHgRnpk8PhtFbP9xLdEBw__&Key-Pair-Id=K2W722D70GJS8W&Expires=1744673910&Signature=AKb05QzHdw5pVAhCAjv0BNbg3fziZ1vq1CmH57VknR9zeiU2Yob4GLslbR5DYVUc~s2Xp8BQxnObNO58wacKjYNzq2zk11d6B9BQEe7jrTbtVVCB0kAa9YuJmtTkkcj0De~RvJYLNW38E2p42xZ~7frjo6AJM~YSu-kT99XQsiiP-qQuzI1g5jaeDOd93s6F2HL-rIpTGQilSRSb9--CwddYCNMKrawzKxyJmNo-xuH6grVHBo1dh8DxFyVgXc9RsPE49YZu7blATrUwWki9jtIL2SuJJ2twHEH8k2j1hn5q4t4jSoqply-QDRUt-Nk9a3JRLH-2i5Q6Az6eUxcFdQ__&Key-Pair-Id=K2W722D70GJS8W)
