最近1 hour 線上瀏覽紀錄.414
  1. 17:28:IP=220.181.125.68:-1 from BEIJING(cn)1:有關電位的問題
  2. 17:28:IP=117.19.22.145:-1 from Tucheng(tw)1:電池、歐姆定律與變壓器
  3. 17:27:IP=220.181.125.188:-1 from BEIJING(cn)2:重力和電磁力
  4. 17:27:IP=106.120.173.111:-1 from Beijing(cn)1:弗朗克赫茲實驗
  5. 17:27:IP=106.120.173.75:-1 from Beijing(cn)1:物體經兩個球面透鏡後的成像點位置
  6. 17:27:IP=220.181.108.80:-1 from BEIJING(cn)1:摩擦力(johnson )
  7. 17:27:IP=207.46.13.20:-1 from REDMOND(us)1:直線運動--認識速度與加速度
  8. 17:27:IP=66.249.82.222:-1 from Mountain View(us)1:\"陰極射線\"的電子射到哪去了???
  9. 17:27:IP=123.126.113.132:-1 from Beijing(cn)1:電池上下金屬板材料
  10. 17:27:IP=66.249.82.156:-1 from Mountain View(us)1:F=ILB??
  11. 17:27:IP=123.126.113.124:-1 from Beijing(cn)1:電壓電流問題
  12. 17:27:IP=220.181.108.173:-1 from BEIJING(cn)1:電荷/電場/電位 各種靜電模擬
  13. 17:27:IP=115.43.234.79:-1 from Taipei(tw)2:[機率統計] 夜市麻將賓果中獎機率?
  14. 17:27:IP=220.181.125.168:-1 from BEIJING(cn)1:潛熱 - 不改變溫度的原因
  15. 17:27:IP=220.181.125.1:-1 from BEIJING(cn)1:變壓器負載側,搭配加熱器的應用
  16. 17:27:IP=123.125.71.30:-1 from BEIJING(cn)1:能量的比較
  17. 17:27:IP=220.181.125.178:-1 from BEIJING(cn)1:勞倫茲轉換的推倒
  18. 17:27:IP=66.249.82.223:-1 from Mountain View(us)1:電磁波能量是振幅還是頻率?
  19. 17:27:IP=106.120.173.147:-1 from Beijing(cn)1:相對論 引力場方程
  20. 17:27:IP=123.126.113.80:-1 from Beijing(cn)1:重力和重量的差別?在畫力圖時的處理方式?
  21. 17:27:IP=220.181.108.85:-1 from BEIJING(cn)1:半導體特性
  22. 17:27:IP=106.120.173.78:-1 from Beijing(cn)1:高溫氣體分布問題
  23. 17:26:IP=220.181.125.183:-1 from BEIJING(cn)1:電壓計是如何運作?
  24. 17:26:IP=101.138.120.160:-1 from Taipei(tw)1:拉力定律
  25. 17:26:IP=223.140.175.31:-1 from Tucheng(tw)1:衛星的脫離能與束縛能
  26. 17:26:IP=223.136.135.23:-1 from Tucheng(tw)1:白努力定律
  27. 17:26:IP=220.181.125.82:-1 from BEIJING(cn)1:腳踏車輪子轉動的時候比較穩?
  28. 17:26:IP=140.114.223.106:-1 from Hsinchu(tw)1:氫分子有沒有光譜?
  29. 17:26:IP=14.0.226.60:-1 from Kowloon(hk)2:求水壓流速公式(工作需要)
  30. 17:26:IP=220.181.108.84:-1 from BEIJING(cn)1:創意科學謎題1
  31. 17:26:IP=42.76.120.236:-1 from Taipei(tw)1:有機化合物
  32. 17:26:IP=36.227.16.84:-1 from Taipei(tw)1:可以用三用電表量出電池的電容量嗎?
  33. 17:26:IP=125.231.35.71:-1 from Taipei(tw)2:使用110伏特與220伏特電壓的優缺點是什麼(Bird Cage)
  34. 17:26:IP=220.181.125.106:-1 from BEIJING(cn)1:從不同傾角下滑的物體 x(t)/v(t)
  35. 17:26:IP=220.181.108.171:-1 from BEIJING(cn)1:心跳式生命探測器
  36. 17:26:IP=114.35.186.189:-1 from Taipei(tw)1:動能不守恆
  37. 17:26:IP=220.181.125.132:-1 from BEIJING(cn)1:醫院變壓器與家用變壓器有何不同
  38. 17:25:IP=110.50.180.70:-1 from (tw)1:光的三原色,為何可以疊加產生新顏色
  39. 17:25:IP=220.181.108.105:-1 from BEIJING(cn)1:日光燈只亮兩端?是為什麼呢?
  40. 17:25:IP=125.227.214.67:-1 from Taipei(tw)1:粗糙地面上,的圓周運動
  41. 17:25:IP=66.249.82.158:-1 from Mountain View(us)1:理論物理學家 常常在做的任務
  42. 17:25:IP=140.112.46.237:-1 from Taipei(tw)1:馬達啟動電流太高
  43. 17:24:IP=220.181.108.155:-1 from BEIJING(cn)1:科氏力的問題
  44. 17:24:IP=106.120.173.156:-1 from Beijing(cn)1:競電力
  45. 17:24:IP=220.181.108.117:-1 from BEIJING(cn)1:等速度運動2
  46. 17:23:IP=101.13.33.177:-1 from Tucheng(tw)1:鉛直面簡諧運動
  47. 17:23:IP=61.216.57.6:-1 from Tucheng(tw)1:明視距離?
  48. 17:23:IP=220.181.108.183:-1 from BEIJING(cn)1:拋體軌跡加上阻力(可選和速度或速度平方成正比)
  49. 17:23:IP=220.135.114.189:-1 from Taipei(tw)1:排風扇的問題(lin)
  50. 17:23:IP=220.181.108.86:-1 from BEIJING(cn)1:[靜電]如何產生可控制大小之靜電?
  51. 17:23:IP=1.160.82.242:-1 from Taipei(tw)1:為什麼超過光速就可以回到過去?假設有別人可以回到過去 那要如何偵測歷史被別人改變過?(omnity)
  52. 17:23:IP=220.128.156.223:-1 from Tucheng(tw)1:熱傳導率及熱傳導係數之差別
  53. 17:23:IP=125.227.42.99:-1 from Taipei(tw)1:化學反應式
  54. 17:23:IP=42.73.164.142:-1 from Tucheng(tw)1:電容,電感在交流電上
  55. 17:23:IP=123.125.71.104:-1 from BEIJING(cn)1:鋃(HANK)
  56. 17:22:IP=114.136.112.106:-1 from Taipei(tw)2:帕斯卡原理的應用
  57. 17:22:IP=58.177.224.84:-1 from Central District(hk)1:磁偶極???
  58. 17:21:IP=123.125.71.26:-1 from BEIJING(cn)1:請問~有誰知道電是如何輸送到家庭的?
  59. 17:21:IP=140.116.20.202:-1 from Tucheng(tw)3:電阻的物理意義
  60. 17:21:IP=60.248.246.9:-1 from Taipei(tw)1:關於能量傳導之問..........
  61. 17:21:IP=66.249.82.66:-1 from Mountain View(us)1:問題??(版主:時鐘位移的問題)
  62. 17:21:IP=220.181.108.108:-1 from BEIJING(cn)1:如何從兩波形得其相位角?
  63. 17:21:IP=163.21.40.250:-1 from Taipei(tw)1:積分器的電容並聯ㄧ個大電阻的作用為何?
  64. 17:21:IP=220.181.125.149:-1 from BEIJING(cn)1:關於時光機ㄉ假設!
  65. 17:21:IP=123.126.113.82:-1 from Beijing(cn)1:誤差傳遞
  66. 17:21:IP=201.6.142.132:-1 from Rio De Janeiro(br)1:反 重 力 和 第115號物質
  67. 17:20:IP=220.181.108.139:-1 from BEIJING(cn)1:為什麼只有鐵鈷等固定金屬可以被磁鐵吸住?
  68. 17:20:IP=175.111.48.75:-1 from Taichung(tw)1:求:一個比較完整的密度表
  69. 17:20:IP=106.120.173.141:-1 from Beijing(cn)1:魚的逍遙
  70. 17:20:IP=211.21.37.216:-1 from Tucheng(tw)2:50HZ的電器接60HZ的電會有問題嗎?
  71. 17:20:IP=218.255.143.103:-1 from Central District(hk)1:水管裡的氣泡∼
  72. 17:20:IP=42.77.221.58:-1 from Taipei(tw)1:蒸氣壓與沸點
  73. 17:20:IP=39.8.171.1:-1 from Taipei(tw)1:打火機外掛 → 火焰噴射器
  74. 17:20:IP=123.125.71.27:-1 from BEIJING(cn)1:金牌發明作品[乳房硬塊檢測囊]的 \"定位放大\" 原理?
  75. 17:20:IP=220.181.125.104:-1 from BEIJING(cn)1:刁鑽問題~動能中的質量的角色
  76. 17:19:IP=61.65.97.222:-1 from Tainan(tw)1:鹽類與冰塊混和為何溫度會下降?
  77. 17:19:IP=42.77.226.7:-1 from Tucheng(tw)1:雞蛋從高處掉落不破(陳立輝)
  78. 17:19:IP=1.163.177.78:-1 from Taipei(tw)1:粒子間的力
  79. 17:18:IP=123.125.71.81:-1 from BEIJING(cn)1:如何精準計算出力的大小??
  80. 17:18:IP=61.230.205.30:-1 from Taipei(tw)1:聲速
  81. 17:18:IP=223.140.67.106:-1 from Tucheng(tw)1:為何手機皮套上可以使用磁扣
  82. 17:18:IP=220.181.108.163:-1 from BEIJING(cn)1:若電子是正電性質子是負電性...
  83. 17:18:IP=111.243.59.92:-1 from Taipei(tw)1:變壓器二次側一定要接地嗎
  84. 17:18:IP=36.235.162.250:-1 from Taipei(tw)1:空氣為什麼是均勻物質?
  85. 17:17:IP=223.138.167.12:-1 from Tucheng(tw)1:[問題] 動滑輪與定滑輪之加速度
  86. 17:17:IP=211.20.185.36:-1 from Taipei(tw)2:連通管原理還是虹吸現象
  87. 17:17:IP=114.43.180.16:-1 from Taoyuan (tw)1:法拉第籠需不需要接地?
  88. 17:17:IP=119.246.59.21:-1 from Central District(hk)2:繩子拉力
  89. 17:16:IP=163.14.217.34:-1 from Tucheng(tw)1:通過三稜鏡的紅光和紫光的折射
  90. 17:16:IP=42.73.107.239:-1 from Tucheng(tw)1:等加速度運動問題
  91. 17:16:IP=59.120.35.107:-1 from Taipei(tw)1:彈簧彈性係數
  92. 17:16:IP=220.181.108.75:-1 from BEIJING(cn)1:本實驗可以用錐形或其它器具來代替嗎(靜霖)
  93. 17:16:IP=60.248.215.66:-1 from Taoyuan (tw)1:角頻率的因次
  94. 17:16:IP=61.219.126.59:-1 from Taipei(tw)1:純水是甚麼?
  95. 17:16:IP=123.125.71.22:-1 from BEIJING(cn)1:永久磁鐵的磁性一定要轉成磁波
  96. 17:16:IP=123.125.71.83:-1 from BEIJING(cn)1:音叉在水中的震動頻率
  97. 17:15:IP=101.13.149.168:-1 from Tucheng(tw)1:振幅、頻率與相位
  98. 17:15:IP=140.122.136.111:-1 from Taipei(tw)3:腳踏車兩輪摩擦力方向
  99. 17:15:IP=118.163.25.228:-1 from Tucheng(tw)1:請問變頻微波爐的原理
  100. 17:15:IP=123.125.71.20:-1 from BEIJING(cn)1:Re: 力(回答簡單問題)
  101. 17:15:IP=220.133.2.31:-1 from Taipei(tw)1:如何用電磁力解釋接觸力?
  102. 17:14:IP=220.181.108.113:-1 from BEIJING(cn)1:水往低處流為何它往高處走?
  103. 17:14:IP=42.77.112.176:-1 from Tucheng(tw)1:一個題目觀念(板主修正:碰撞瞬間動量守恆的問題)
  104. 17:14:IP=123.125.71.25:-1 from BEIJING(cn)1:物體所受的力
  105. 17:14:IP=163.22.18.106:-1 from Taichung(tw)1:想問一下PN二極體
  106. 17:14:IP=42.73.52.57:-1 from Tucheng(tw)1:請教什麼是“介電係數”及“介電常數”?兩者有什麼聯繫?
  107. 17:14:IP=106.120.173.114:-1 from Beijing(cn)1:散光
  108. 17:14:IP=66.249.82.157:-1 from Mountain View(us)1:加速度為0,還是等加速度運動嗎?
  109. 17:13:IP=140.113.139.156:-1 from Hsinchu(tw)2:紙蜻蜓的旋轉原理
  110. 17:13:IP=106.120.173.93:-1 from Beijing(cn)1:力學概念圖
  111. 17:13:IP=1.172.170.235:-1 from Taipei(tw)1:介質和聲波的關係
  112. 17:13:IP=106.120.173.96:-1 from Beijing(cn)1:双光子與双電子最大的不同是什麼?
  113. 17:13:IP=223.140.206.204:-1 from Tucheng(tw)1:力平衡與力矩平衡3
  114. 17:13:IP=140.130.21.160:-1 from Y羹nlin(tw)1:About居里定律?(Irene)
  115. 17:13:IP=115.82.200.151:-1 from Taipei(tw)1:電力輸送減少損耗的問題
  116. 17:13:IP=106.120.173.105:-1 from Beijing(cn)1:科幻劇場------摩擦力消失了
  117. 17:13:IP=223.140.218.142:-1 from Tucheng(tw)1:摩擦力的方向
  118. 17:13:IP=119.14.101.97:-1 from Tucheng(tw)1:電力傳輸以高電壓為之較以高電流為之好
  119. 17:12:IP=123.125.71.43:-1 from BEIJING(cn)1:溫度是甚麼?
  120. 17:12:IP=140.124.134.110:-1 from Taipei(tw)1:救我..很難的力距問題
  121. 17:12:IP=220.181.108.186:-1 from BEIJING(cn)1:浮力的真正意義
  122. 17:12:IP=220.181.108.176:-1 from BEIJING(cn)1:(動畫)電磁波的形成
  123. 17:11:IP=114.137.240.28:-1 from Taipei(tw)1:光的色散與聲波的折射
  124. 17:11:IP=106.120.173.129:-1 from Beijing(cn)1:求解等效電容
  125. 17:11:IP=211.76.175.169:-1 from Miaoli(tw)1:風向角度的計算問題
  126. 17:11:IP=120.101.43.175:-1 from Ilan(tw)2:電動勢跟電壓有什麼不同呢?
  127. 17:11:IP=39.10.72.79:-1 from Taipei(tw)1:問表面張力、凡得瓦力
  128. 17:11:IP=123.125.71.31:-1 from BEIJING(cn)1:導線所受磁力的方向
  129. 17:11:IP=101.13.35.77:-1 from Tucheng(tw)2:單相2線220V電表量測110/220V準確度問題
  130. 17:10:IP=36.232.28.203:-1 from Taipei(tw)1:如何解釋1牛頓有多大
  131. 17:10:IP=27.242.6.142:-1 from Tucheng(tw)1:功\能原理其他推導方式?
  132. 17:10:IP=140.113.136.219:-1 from Hsinchu(tw)1:達熱平衡時 會成為 正則系綜的系統 應該要有哪些性質?
  133. 17:10:IP=36.231.114.85:-1 from Taipei(tw)2:邏輯:P則Q 與-Q則-P
  134. 17:10:IP=106.120.173.66:-1 from Beijing(cn)1:自由落體(皮蛋)
  135. 17:10:IP=106.120.173.135:-1 from Beijing(cn)1:發電機原理:迴路導線在磁場內轉動會產生感應電動勢
  136. 17:10:IP=122.100.144.200:-1 from Macau(mo)1:關於橢圓軌道的平均半徑
  137. 17:10:IP=123.125.71.70:-1 from BEIJING(cn)1:**請問骨牌倒下是以何種運動行進??**(張勝捷)
  138. 17:09:IP=120.126.41.106:-1 from Taipei(tw)1:不明白為何2級系統实現不了居量反轉
  139. 17:09:IP=220.181.108.154:-1 from BEIJING(cn)1:物质基本结构知识新水平
  140. 17:09:IP=113.196.176.240:-1 from Taipei(tw)1:為何兩向量內積是純量?
  141. 17:09:IP=106.120.173.123:-1 from Beijing(cn)1:循環伏安法在電路上的實現
  142. 17:09:IP=123.125.71.109:-1 from BEIJING(cn)1:座標系轉換!
  143. 17:09:IP=218.35.163.83:-1 from Tucheng(tw)1:為何將一塊"中間挖個圓洞的金屬板"加熱後這個圓洞的面積會增大?(國小自然四上第七單元) (黃福坤)
  144. 17:09:IP=220.181.108.115:-1 from BEIJING(cn)1:關於一題 S.H.M(陳秉)
  145. 17:09:IP=140.96.158.77:-1 from Chutung(tw)2:由三相220V電接出單相220V電造成馬達毀損
  146. 17:09:IP=220.181.108.166:-1 from BEIJING(cn)1:Re: "黃豆粉""洗米水"的去污原理(aron)
  147. 17:08:IP=140.114.108.108:-1 from Hsinchu(tw)1:  RC 時間常數
  148. 17:08:IP=123.125.71.108:-1 from BEIJING(cn)1:為何煙囪要做那麼高?(白痴陳)
  149. 17:08:IP=27.52.100.240:-1 from Taipei(tw)1:純滾動
  150. 17:07:IP=210.71.78.241:-1 from Taipei(tw)1:引力勢能為什麼是負值
  151. 17:07:IP=36.225.234.21:-1 from Tucheng(tw)1:請問一下有關共鳴空氣柱的問題
  152. 17:07:IP=220.181.108.150:-1 from BEIJING(cn)1:用電阻保護安培計
  153. 17:07:IP=106.120.173.81:-1 from Beijing(cn)1:冷氣水管液高不一致
  154. 17:07:IP=61.216.96.127:-1 from Taipei(tw)1:行動電源與充電器的耗電計算
  155. 17:06:IP=118.163.2.44:-1 from Tucheng(tw)1:接觸阻抗
  156. 17:06:IP=220.181.108.180:-1 from BEIJING(cn)1:維度
  157. 17:06:IP=210.202.197.60:-1 from Taipei(tw)1:真空管的原理
  158. 17:06:IP=223.141.77.116:-1 from Tucheng(tw)1:平行板電場公式
  159. 17:06:IP=140.116.1.141:-1 from Tainan(tw)1:孔繞射進行降噪
  160. 17:06:IP=123.125.71.86:-1 from BEIJING(cn)1:物理人
  161. 17:05:IP=220.181.108.162:-1 from BEIJING(cn)1:永動機的物理邏輯是什麼?
  162. 17:05:IP=180.217.109.228:-1 from Tucheng(tw)1:百分誤差的計算
  163. 17:05:IP=106.120.161.66:-1 from Beijing(cn)1:膨脹率
  164. 17:05:IP=106.120.173.87:-1 from Beijing(cn)1:量子力學題目疑問
  165. 17:05:IP=220.130.28.169:-1 from Tucheng(tw)1:有關輸入電容的問題
  166. 17:05:IP=59.124.152.210:-1 from Taipei(tw)2:表面電阻率
  167. 17:05:IP=118.170.181.236:-1 from Taichung(tw)1:摩擦力與接觸面積及速度無關嗎?(舒富男)
  168. 17:05:IP=114.24.225.54:-1 from Taipei(tw)2:百貨公司門口 \"空氣門\" 的秘密?
  169. 17:04:IP=106.120.173.120:-1 from Beijing(cn)1:行動電源的電容量
  170. 17:04:IP=223.139.103.171:-1 from Tucheng(tw)1:黑體輻射
  171. 17:04:IP=123.125.71.92:-1 from BEIJING(cn)1:力 vs 地球/月球
  172. 17:04:IP=123.126.113.190:-1 from Beijing(cn)1:化學---為何不直接以I2滴定
  173. 17:04:IP=101.12.128.145:-1 from Tucheng(tw)1:6af6 測電子的荷質比
  174. 17:04:IP=39.9.130.201:-1 from Taipei(tw)1:改變聲音的頻率
  175. 17:04:IP=223.18.99.45:-1 from Central District(hk)1:吊扇的轉動
  176. 17:04:IP=123.125.71.74:-1 from BEIJING(cn)1:有關水銀電池的資料(小楓)
  177. 17:04:IP=123.126.113.191:-1 from Beijing(cn)1:回答這些問題後的感想..
  178. 17:04:IP=49.215.194.36:-1 from Tucheng(tw)1:\"幕斯瓶\"的構造及原理?
  179. 17:03:IP=140.112.148.30:-1 from Taipei(tw)1:電感儲能釋能為什麼不會違反能量守恆
  180. 17:03:IP=115.164.83.141:-1 from Shah Alam(my)1:為甚麼會有閃電、打雷?
  181. 17:03:IP=123.125.71.82:-1 from BEIJING(cn)1:電力線 平行帶電板
  182. 17:03:IP=39.10.105.132:-1 from Taipei(tw)7:壓力的單位及換算
  183. 17:03:IP=223.140.170.169:-1 from Tucheng(tw)1:為何水槽放水形成的漩渦會是順時針,又颱風氣流流向颱風眼的路徑卻是逆時針?
  184. 17:03:IP=140.127.117.207:-1 from Kaohsiung(tw)1:單擺\和複擺\的差異?
  185. 17:03:IP=42.73.140.97:-1 from Tucheng(tw)1:可以幫我推倒加速度的公式嗎?
  186. 17:03:IP=114.137.225.186:-1 from Taipei(tw)1:慣性矩
  187. 17:03:IP=140.116.1.136:-1 from Tainan(tw)1:請問實像要怎麼用眼睛看?
  188. 17:02:IP=61.63.155.193:-1 from Tucheng(tw)1:溶解度與溫度---物理的原理為何?
  189. 17:02:IP=42.73.92.202:-1 from Tucheng(tw)1:導體的電場為0
  190. 17:02:IP=123.125.71.19:-1 from BEIJING(cn)1:自由落體雙球碰撞實驗的疑問?
  191. 17:02:IP=49.214.231.178:-1 from Tucheng(tw)1:內聚力是否等同表面張力
  192. 17:02:IP=1.161.31.215:-1 from Taipei(tw)1:導熱性跟散熱性的差別
  193. 17:02:IP=180.217.70.182:-1 from Tucheng(tw)1:質心(Center of mass)的意義
  194. 17:02:IP=220.181.108.81:-1 from BEIJING(cn)1:天平測量時的的估計值該如何找?
  195. 17:02:IP=220.130.36.2:-1 from Taoyuan (tw)1:RLC 電路的阻抗與共振
  196. 17:01:IP=110.26.199.134:-1 from Tucheng(tw)1:繞射和干涉
  197. 17:01:IP=42.77.206.215:-1 from Tucheng(tw)2:簡諧運動
  198. 17:01:IP=140.114.104.183:-1 from Hsinchu(tw)1:有關慣性力的定義
  199. 17:01:IP=106.120.173.132:-1 from Beijing(cn)1:有關電場的問題
  200. 17:00:IP=220.181.108.170:-1 from BEIJING(cn)1:馬達220V的接線,用110V的電源
  201. 17:00:IP=118.163.229.98:-1 from Tucheng(tw)1:國中 溶解度 溶解量
  202. 16:59:IP=123.125.71.49:-1 from BEIJING(cn)1:洗手台的問題?
  203. 16:59:IP=112.118.162.102:-1 from Central District(hk)1:小兒辯日(急需答案)
  204. 16:59:IP=49.214.241.70:-1 from Tucheng(tw)1:相對濕度與體感溫度
  205. 16:59:IP=123.125.71.117:-1 from BEIJING(cn)1:牛頓三大定律的思考及討論
  206. 16:59:IP=111.83.20.214:-1 from Tucheng(tw)1:磷光為何比螢光長?
  207. 16:59:IP=210.242.67.136:-1 from Taipei(tw)1:\"紅外線\"為何使人有熱感?但\"紫外線\"卻不會?
  208. 16:59:IP=123.125.71.99:-1 from BEIJING(cn)1:磁生電充電電路
  209. 16:59:IP=111.82.144.156:-1 from Tucheng(tw)1:聲音的駐波
  210. 16:59:IP=114.43.105.48:-1 from Taipei(tw)1:右手開掌定則的應用
  211. 16:58:IP=210.242.50.96:-1 from Taipei(tw)1:電容的功\能是什麼呢,他有分直流交流電容嗎
  212. 16:58:IP=59.125.67.127:-1 from Taipei(tw)1:屏蔽效應
  213. 16:58:IP=140.113.136.220:-1 from Hsinchu(tw)1:螞蟻爲何要搬家?
  214. 16:58:IP=220.181.108.182:-1 from BEIJING(cn)1:向量加法
  215. 16:58:IP=163.19.32.58:-1 from Tucheng(tw)1:複習工數特徵向量以及特徵值
  216. 16:58:IP=42.72.224.217:-1 from (tw)1:牛三的問題
  217. 16:57:IP=220.181.108.120:-1 from BEIJING(cn)1:請問entropy的意義(呆呆)
  218. 16:57:IP=123.126.113.92:-1 from Beijing(cn)1:請問有關大氣壓力與空氣柱的問題
  219. 16:57:IP=140.113.106.67:-1 from Hsinchu(tw)1:水的折射率與介電常數
  220. 16:57:IP=118.163.86.42:-1 from Taipei(tw)1:110V 60Hz AC 家用電的由來 ??
  221. 16:57:IP=123.126.113.91:-1 from Beijing(cn)1:以實驗測出重力加速度值(周大成)
  222. 16:57:IP=118.161.146.127:-1 from Taipei(tw)1:專家:時光機可成真 紮實理論回應霍金
  223. 16:56:IP=61.231.183.156:-1 from Taipei(tw)1:替代能源--閃電的運用
  224. 16:56:IP=123.126.113.176:-1 from Beijing(cn)1: 求全壘打在任意角度的初速
  225. 16:56:IP=118.160.73.99:-1 from Hsinchu(tw)1:力矩的方向
  226. 16:56:IP=123.125.71.95:-1 from BEIJING(cn)1:以彈簧作用力模擬一維碰撞的運動(質量可變)
  227. 16:56:IP=49.216.195.25:-1 from Tucheng(tw)1:RMS 有效值 與 AVG 平均值的選擇疑問
  228. 16:56:IP=123.192.164.182:-1 from Taipei(tw)1:費米能階在半導體中的物理意義是什麼?
  229. 16:56:IP=101.15.147.253:-1 from Tucheng(tw)1:介質折射率
  230. 16:55:IP=123.126.113.83:-1 from Beijing(cn)1:金屬內自由電子平均自由時間為何會是定值?
  231. 16:55:IP=140.128.156.248:-1 from Taichung(tw)1:力矩的一個看似基本但困擾我的問題
  232. 16:55:IP=120.116.52.24:-1 from Taipei(tw)1:關於空氣浮力的一個問題
  233. 16:55:IP=59.120.72.246:-1 from Taichung(tw)1:關於座標
  234. 16:54:IP=220.181.125.23:-1 from BEIJING(cn)1:能量互相轉換
  235. 16:54:IP=180.217.140.227:-1 from Tucheng(tw)1:為什麼波動方程式的解一定是變數可分離型式
  236. 16:54:IP=36.231.104.171:-1 from Taipei(tw)1:電子能級的問題
  237. 16:54:IP=211.72.100.62:-1 from Tainan(tw)1:液壓h*d
  238. 16:54:IP=123.125.71.44:-1 from BEIJING(cn)1:透鏡成像的問題
  239. 16:53:IP=163.30.94.27:-1 from Taoyuan (tw)1:向心力的問題
  240. 16:53:IP=60.251.37.31:-1 from Taipei(tw)1: 槓桿原理
  241. 16:52:IP=123.125.71.55:-1 from BEIJING(cn)1:接地(豬頭)
  242. 16:52:IP=220.181.108.83:-1 from BEIJING(cn)1:請問重力加速度如何計算(以經緯度不同為標準)???(陳建璋)
  243. 16:52:IP=210.69.166.242:-1 from Tucheng(tw)1:冰塊加鹽
  244. 16:52:IP=36.235.247.148:-1 from Taipei(tw)1:同一介質中任何波之波速相同?
  245. 16:52:IP=60.250.220.35:-1 from Taoyuan (tw)1:溫度越高熱膨脹係數越大的理由?
  246. 16:52:IP=106.120.173.99:-1 from Beijing(cn)1:孔洞材料的折射率改變
  247. 16:51:IP=220.181.125.154:-1 from BEIJING(cn)1:請問絕緣體的定義?
  248. 16:51:IP=49.159.46.45:-1 from Taipei(tw)1:為甚麼駐波不傳遞能量?
  249. 16:51:IP=60.248.115.46:-1 from Taichung(tw)1:如何避免牛頓環彩虹圈產生?(Missa Tsai)
  250. 16:51:IP=39.8.168.49:-1 from Taipei(tw)1:質心位置
  251. 16:50:IP=210.71.78.244:-1 from Taipei(tw)1:非彈性碰撞
  252. 16:50:IP=223.141.250.97:-1 from Tucheng(tw)1:致冷晶片VS風扇?
  253. 16:50:IP=211.72.124.185:-1 from Taipei(tw)2:惠斯登電橋原理
  254. 16:50:IP=220.181.108.101:-1 from BEIJING(cn)1:動能公式的疑惑
  255. 16:50:IP=122.146.59.176:-1 from Tucheng(tw)1:電容串聯問題
  256. 16:50:IP=101.9.233.2:-1 from Tucheng(tw)1:內動能和質心動能
  257. 16:50:IP=59.124.246.62:-1 from Taipei(tw)1:GPS的時間校正
  258. 16:49:IP=220.130.220.241:-1 from Taipei(tw)1:竹筷乾餾後的碳是否可導電
  259. 16:49:IP=66.249.82.68:-1 from Mountain View(us)1:弔詭的地心引力
  260. 16:49:IP=106.120.173.144:-1 from Beijing(cn)1:請問如何把高中物理學得很強
  261. 16:49:IP=111.83.135.173:-1 from Taipei(tw)2:高壓傳送和歐姆定律
  262. 16:49:IP=60.249.230.181:-1 from Tucheng(tw)1:銅銀電池的裝置
  263. 16:49:IP=220.137.104.141:-1 from Taipei(tw)1:摩擦力and接觸面積大小
  264. 16:49:IP=163.24.253.196:-1 from Kaohsiung(tw)1:雷射光擴束方法
  265. 16:49:IP=210.60.163.124:-1 from Taipei(tw)3:Circuitlab線上電路模擬器
  266. 16:49:IP=125.227.225.215:-1 from Taipei(tw)1:定動滑輪+作功\問題
  267. 16:48:IP=140.136.36.14:-1 from Taipei(tw)1:電線為什麼要分\"單心線\"或\"絞線\"?
  268. 16:48:IP=80.215.197.39:-1 from Rambouillet(fr)2:中性線vs接地線, 迴路問題
  269. 16:48:IP=163.22.80.200:-1 from Taichung(tw)1:磁浮列車的產生
  270. 16:48:IP=106.107.177.70:-1 from Taipei(tw)1:電磁學的數學問題(散度的意義)
  271. 16:47:IP=123.125.71.96:-1 from BEIJING(cn)1:運動學問題-01
  272. 16:47:IP=125.231.16.253:-1 from Tucheng(tw)1:自由落體
  273. 16:47:IP=114.137.236.71:-1 from Taipei(tw)1:關於真空吸盤的問題
  274. 16:47:IP=101.14.50.203:-1 from Tucheng(tw)1:新奇發明~沒有扇葉的電風扇!?
  275. 16:46:IP=106.120.173.138:-1 from Beijing(cn)1:樂器,共鳴箱
  276. 16:46:IP=163.20.242.210:-1 from Taipei(tw)1:彈簧的伸長量
  277. 16:46:IP=140.114.123.131:-1 from Hsinchu(tw)1:帶電粒子在均勻電磁場中的運動
  278. 16:46:IP=223.138.145.66:-1 from Tucheng(tw)1:彈簧 ,彈力位能為何都是正的?
  279. 16:46:IP=223.136.191.216:-1 from Taipei(tw)1:沙漏的現象
  280. 16:46:IP=220.181.108.149:-1 from BEIJING(cn)1:干涉弔詭
  281. 16:46:IP=123.126.113.85:-1 from Beijing(cn)2:請問一下各位專家:能量如何轉變成質量?
  282. 16:45:IP=211.72.124.233:-1 from Taipei(tw)1:Relative Permeability負的物理意義何在?
  283. 16:45:IP=123.125.71.60:-1 from BEIJING(cn)1:摩擦力的問題(同主題)
  284. 16:45:IP=61.60.248.55:-1 from Chiai(tw)1:水面上滾動的水珠?
  285. 16:45:IP=131.112.248.186:-1 from Komae(jp)1:熵的明確物理意義
  286. 16:45:IP=123.125.71.24:-1 from BEIJING(cn)1:敲擊玻璃杯
  287. 16:45:IP=101.10.0.86:-1 from Tucheng(tw)1:該由哪邊去想???
  288. 16:45:IP=123.126.113.128:-1 from Beijing(cn)1:水蒸氣的凝結
  289. 16:45:IP=110.28.41.238:-1 from Tucheng(tw)2:彈簧秤讀數問題
  290. 16:44:IP=123.125.71.15:-1 from BEIJING(cn)1:能量的定義及其他物理量的定義
  291. 16:44:IP=220.181.108.122:-1 from BEIJING(cn)1:核變後原子如後在磁場中運動
  292. 16:44:IP=39.12.196.95:-1 from Taipei(tw)1:等電位點的判斷
  293. 16:44:IP=223.140.142.62:-1 from Tucheng(tw)1:串聯電路 電池反接效應
  294. 16:44:IP=118.163.164.170:-1 from Taipei(tw)1:數量級
  295. 16:43:IP=111.255.71.177:-1 from Tainan(tw)1:請問 怎麼判斷溶於水是吸熱還放熱
  296. 16:43:IP=220.181.125.4:-1 from BEIJING(cn)1:海豚吐泡泡(流體)
  297. 16:43:IP=220.181.108.106:-1 from BEIJING(cn)1:我對霍爾效應實驗中的問題
  298. 16:43:IP=123.126.113.89:-1 from Beijing(cn)1:電解產物
  299. 16:43:IP=114.137.168.224:-1 from Taipei(tw)1:紙飛機的流體
  300. 16:43:IP=220.137.58.88:-1 from Taipei(tw)2:能階與殼層
  301. 16:43:IP=163.13.251.109:-1 from Tucheng(tw)1:關於進動
  302. 16:43:IP=220.181.108.82:-1 from BEIJING(cn)1:請問靜電放電問題適用歐姆定律嗎??
  303. 16:42:IP=123.125.71.14:-1 from BEIJING(cn)1:吸收光譜和輻射光譜的譜線
  304. 16:42:IP=223.139.204.251:-1 from CHIA-I CHIA-I(tw)1:光子有無質量
  305. 16:42:IP=39.9.203.33:-1 from Taipei(tw)2:靜力平衡的條件(觀念被混淆,極度混亂)
  306. 16:42:IP=220.181.125.138:-1 from BEIJING(cn)1:負離子發射源的運作
  307. 16:42:IP=101.14.32.62:-1 from Tucheng(tw)1:半導體的直接能隙與間接能隙
  308. 16:42:IP=42.76.136.141:-1 from Tucheng(tw)1:關於車中空氣慣性的問題
  309. 16:41:IP=110.28.171.52:-1 from Tucheng(tw)1:球的轉動慣量計算
  310. 16:41:IP=27.246.7.49:-1 from Tucheng(tw)1:凡德瓦方程式
  311. 16:41:IP=123.125.71.88:-1 from BEIJING(cn)1:國中 力與運動
  312. 16:41:IP=220.133.25.44:-1 from Taipei(tw)1:滾動與滑動摩擦
  313. 16:40:IP=125.227.18.244:-1 from Tucheng(tw)1:負電壓與正電壓的分別
  314. 16:40:IP=42.76.150.55:-1 from Tucheng(tw)1:w=fs的由來為何
  315. 16:40:IP=58.250.125.71:-1 from Guangzhou(cn)1:Why 要引進D場
  316. 16:40:IP=58.250.125.102:-1 from Guangzhou(cn)1:浮力與自重的相關問題
  317. 16:40:IP=123.125.71.34:-1 from BEIJING(cn)1:改變電壓大小及通電時間對功\率的計算問題
  318. 16:40:IP=220.181.124.138:-1 from BEIJING(cn)1:電解水。鋅銅電池。
  319. 16:40:IP=180.217.196.31:-1 from Tucheng(tw)1:啟動馬達啟動後為什麼要轉換為三角接法或市y接法
  320. 16:40:IP=220.181.108.97:-1 from BEIJING(cn)3:傅科擺\不同緯度的科氏加速度
  321. 16:39:IP=140.117.57.24:-1 from Kaohsiung(tw)1:雷諾數(RE) 紐賽數(Nu) 溫差等關連性
  322. 16:39:IP=180.217.69.151:-1 from Tucheng(tw)1:液體壓力的方向性?
  323. 16:39:IP=211.22.54.179:-1 from Taipei(tw)1:請問同相 相角 相位 相位差是啥東西
  324. 16:39:IP=60.251.196.233:-1 from Taipei(tw)1:光速不變??
  325. 16:39:IP=59.124.157.21:-1 from Taoyuan (tw)1:基礎熱學(蒸發和沸騰)
  326. 16:39:IP=36.233.54.152:-1 from Tucheng(tw)1:請勿利用微波爐加熱一杯水
  327. 16:39:IP=223.138.15.42:-1 from Tucheng(tw)2:雙狹縫實驗中為何沒有個別討論兩個狹縫的單狹縫繞射
  328. 16:39:IP=220.181.108.158:-1 from BEIJING(cn)1:Field欄位正負號
  329. 16:39:IP=163.15.155.90:-1 from Kaohsiung(tw)1:內燃機-生活中的PV=nRT
  330. 16:39:IP=223.139.188.59:-1 from CHIA-I CHIA-I(tw)1:光是如何傳播的?
  331. 16:39:IP=140.118.141.158:-1 from Tucheng(tw)1:光子能量動量與波長的關係
  332. 16:39:IP=59.125.44.61:-1 from Taipei(tw)1:碟煞:碟盤大小與煞車距離
  333. 16:39:IP=114.137.17.16:-1 from Taipei(tw)1:數學符號的意義
  334. 16:39:IP=140.117.194.10:-1 from Kaohsiung(tw)1:榮譽點數制度(060921)!
  335. 16:39:IP=36.231.97.221:-1 from Taipei(tw)1:關於電功\率的問題
  336. 16:39:IP=58.250.125.122:-1 from Guangzhou(cn)1:白努力方程式可用物理現象直接解釋嗎?
  337. 16:39:IP=220.181.124.136:-1 from BEIJING(cn)1:化學能的定義
  338. 16:39:IP=140.125.32.125:-1 from Y羹nlin(tw)1:離心力 向心力
  339. 16:39:IP=58.250.125.75:-1 from Guangzhou(cn)1:W=Fd??
  340. 16:39:IP=58.250.125.134:-1 from Guangzhou(cn)1:圓錐擺\的轉動慣量與角動量
  341. 16:38:IP=123.125.71.45:-1 from BEIJING(cn)1:何謂\'\'菲左\'\'?!
  342. 16:38:IP=123.125.71.69:-1 from BEIJING(cn)1:請問大氣壓力問題
  343. 16:38:IP=59.124.151.62:-1 from Tucheng(tw)1:玻璃
  344. 16:38:IP=64.233.172.202:-1 from Saint Louis(us)1:粒子性表面電漿子共振
  345. 16:38:IP=218.30.103.129:-1 from Beijing(cn)1:磁力是保守力嗎?( U=-u*B )
  346. 16:38:IP=106.120.173.130:-1 from Beijing(cn)1:千赫與兆赫
  347. 16:38:IP=60.251.220.17:-1 from Taipei(tw)1:石墨為什麼可以導電啊
  348. 16:37:IP=1.200.39.124:-1 from Tucheng(tw)1:馬克斯威方程不能解釋光速不變原理
  349. 16:37:IP=58.250.125.104:-1 from Guangzhou(cn)1:n個星球繞質心運轉會遵循, E=U/2=-Ek嗎?
  350. 16:37:IP=101.15.37.117:-1 from Tucheng(tw)1:DIY製作蜆精的物理原理?
  351. 16:37:IP=60.250.76.109:-1 from Taipei(tw)1:碰撞
  352. 16:37:IP=218.30.103.183:-1 from Beijing(cn)1:真空是否有溫度?
  353. 16:37:IP=42.72.143.241:-1 from Tucheng(tw)1:滾動和滑動的摩擦力差別在於?
  354. 16:37:IP=111.83.57.62:-1 from Tucheng(tw)1:電壓降
  355. 16:37:IP=180.204.26.220:-1 from Tucheng(tw)1:為甚麼玻爾模型可以維持原子的穩定
  356. 16:37:IP=220.181.125.158:-1 from BEIJING(cn)1:家用插座測量火線與地線數值不同
  357. 16:37:IP=123.126.113.108:-1 from Beijing(cn)1:凡得瓦力
  358. 16:37:IP=58.250.125.159:-1 from Guangzhou(cn)1:可否算一下1.(100 )2.(10)
  359. 16:37:IP=58.250.125.107:-1 from Guangzhou(cn)1:導體的方向是否會影響電流?
  360. 16:37:IP=110.28.71.64:-1 from Tucheng(tw)1:關於電磁波的能量
  361. 16:37:IP=114.25.234.119:-1 from Taipei(tw)1:為什麼北極沒有企鵝?
  362. 16:36:IP=220.181.108.181:-1 from BEIJING(cn)1:有關物理上的學習
  363. 16:36:IP=111.254.49.133:-1 from Tucheng(tw)1:游泳池裡聽到的聲音?(水中聲波與聽覺)
  364. 16:36:IP=58.250.125.143:-1 from Guangzhou(cn)1:What is the angular velocity of a atomic nuleus?
  365. 16:36:IP=123.125.71.79:-1 from BEIJING(cn)1:力矩原理(求教)
  366. 16:36:IP=59.120.21.4:-1 from Taipei(tw)1:濃度表示法有哪些?
  367. 16:36:IP=218.30.103.25:-1 from Beijing(cn)1:轉動慣量與平行軸定理
  368. 16:36:IP=123.126.113.154:-1 from Beijing(cn)1:MOSFET C-V問題
  369. 16:36:IP=58.250.125.147:-1 from Guangzhou(cn)1:拉格朗日點
  370. 16:35:IP=59.124.201.116:-1 from Taipei(tw)2:如何測量摩擦係數呢
  371. 16:35:IP=58.250.125.161:-1 from Guangzhou(cn)1:為什麼愈高頻的電流對導線的集膚效應愈明顯
  372. 16:35:IP=163.29.241.239:-1 from Kaohsiung(tw)1:不可壓縮流體的問體
  373. 16:35:IP=220.181.108.76:-1 from BEIJING(cn)1:請問一下密力根油滴實驗的內容(litchi)
  374. 16:35:IP=220.181.125.86:-1 from BEIJING(cn)1:熱的問題
  375. 16:35:IP=58.250.125.152:-1 from Guangzhou(cn)1:彩虹 為何是雨天過後 才會出現
  376. 16:35:IP=59.125.44.25:-1 from Taipei(tw)1:發光強度 照度 亮度...
  377. 16:35:IP=123.125.71.101:-1 from BEIJING(cn)1:黑洞(謝銘賢)
  378. 16:35:IP=58.250.125.131:-1 from Guangzhou(cn)1:放大器正負符號的意義?
  379. 16:35:IP=60.248.185.175:-1 from Taipei(tw)1:公式的推導
  380. 16:35:IP=123.126.113.94:-1 from Beijing(cn)2:自製燈泡
  381. 16:35:IP=125.227.18.48:-1 from Tucheng(tw)1:電風扇風速問題
  382. 16:34:IP=220.181.108.107:-1 from BEIJING(cn)1:時間延遲的疑問
  383. 16:34:IP=27.52.104.35:-1 from Tucheng(tw)1:何謂\"測不準原理\"
  384. 16:34:IP=113.52.65.147:-1 from (mo)1:能階的問題
  385. 16:34:IP=165.204.68.36:-1 from Windsor(us)1:MKS與cgs的差別
  386. 16:34:IP=123.126.113.134:-1 from Beijing(cn)1:陽光僅通過紅光
  387. 16:34:IP=140.113.136.218:-1 from Hsinchu(tw)1:相對論的計算問題
  388. 16:33:IP=210.69.139.22:-1 from Taipei(tw)1:雙折射晶體
  389. 16:33:IP=42.77.42.27:-1 from Tucheng(tw)1:談如何成為理論物理學家
  390. 16:33:IP=163.16.54.13:-1 from Kaohsiung(tw)1:摩擦產生的靜電
  391. 16:33:IP=211.23.105.91:-1 from Tucheng(tw)1:玻璃是液體嗎???
  392. 16:32:IP=211.72.181.109:-1 from Tainan(tw)1:何謂一價二價三價金屬
  393. 16:32:IP=211.72.135.226:-1 from Tucheng(tw)1:船從海中(鹹水)開到河中(淡水)的浮力
  394. 16:32:IP=83.234.84.112:-1 from Safonovo(ru)1:PV 圖與功
  395. 16:32:IP=49.214.50.187:-1 from Taipei(tw)1:電子能階量化
  396. 16:32:IP=220.181.108.79:-1 from BEIJING(cn)1:質量 vs 重量 vs 力量
  397. 16:32:IP=220.181.108.161:-1 from BEIJING(cn)1:非導體迴路線圈的應電流問題?
  398. 16:31:IP=60.249.75.163:-1 from Miaoli(tw)2:整流電路的Vpp 與 Vrms關係
  399. 16:31:IP=220.181.108.116:-1 from BEIJING(cn)1:法拉第電磁感應定律的原因為何?
  400. 16:31:IP=223.138.244.221:-1 from Tucheng(tw)1:水蒸氣的問題
  401. 16:30:IP=140.124.249.13:-1 from Taipei(tw)1:證明 Joule - Thomson coefficient
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  403. 16:30:IP=59.120.179.30:-1 from Taipei(tw)1:運動學VS動力學
  404. 16:30:IP=182.234.171.29:-1 from Tucheng(tw)1:充電問題
  405. 16:30:IP=203.71.96.253:-1 from Tainan(tw)1:水波繞射問題
  406. 16:29:IP=140.116.178.164:-1 from Tainan(tw)1:大角度單擺\
  407. 16:29:IP=140.116.114.151:-1 from Tainan(tw)1:何謂視覺疲勞?
  408. 16:29:IP=60.248.241.13:-1 from Taipei(tw)2:隔離變壓器與自耦變壓器有何差異?
  409. 16:28:IP=118.163.1.252:-1 from Taipei(tw)2:電流與電壓
  410. 16:28:IP=123.126.113.79:-1 from Beijing(cn)1:如何成為撈魚高手
  411. 16:28:IP=220.142.104.210:-1 from Taipei(tw)1:二維碰撞
  412. 16:28:IP=123.126.113.84:-1 from Beijing(cn)1:Boltzman distribution 和 Maxwllian distribution的差異
  413. 16:28:IP=220.181.125.67:-1 from BEIJING(cn)1:剪力延遲
  414. 16:28:IP=163.29.179.208:-1 from Taipei(tw)1:水蒸氣