[轉錄]剛剛在奇摩知識家看到...真是無言阿..
※ [本文轉錄自 StupidClown 看板]
作者: rushwallance (ꜩ 看板: StupidClown
標題: 剛剛在奇摩知識家看到...真是無言阿..
時間: Fri Mar 23 13:20:51 2007
發問者: david
氦氖雷射在真空中的波長為633nm,請問(a)在真空中的頻率,(b)在玻璃中的波長(n=1.5),(c)在玻璃中的頻率,(d)在玻璃中的光速
請各位高手~幫我解這一題~感恩
回答者: lebbb.tw
(a) 頻率=光速/波長
f=(3x10^8 ) / (633x10^-9) 單位 Hz
(b)玻璃中波長=真空中波長/折射率
=(633)/1.5 單位 nm
(c)玻璃中的頻率與真空中頻率相同,答案同(a)
(d)玻璃中的光速=真空中光速/折射率
= 3x10^8 /1.5 單位 m/s
參考資料
因為題目是我出的.....
因為題目是我出的.....
發問者評價:
謝謝老師的指教~~我會更努力~更用功~~
---------------------------------------------------------
這樣問都會被老師遇到...真是很無言...
--
※ 發信站: 批踢踢實業坊(ptt.cc)
◆ From: 140.120.105.28
推
03/23 13:22,
03/23 13:22
推
03/23 13:23,
03/23 13:23
推
03/23 13:23,
03/23 13:23
推
03/23 13:24,
03/23 13:24
推
03/23 13:24,
03/23 13:24
推
03/23 13:26,
03/23 13:26
推
03/23 13:27,
03/23 13:27
→
03/23 13:29,
03/23 13:29
推
03/23 13:29,
03/23 13:29
推
03/23 13:32,
03/23 13:32
推
03/23 13:33,
03/23 13:33
推
03/23 13:37,
03/23 13:37
推
03/23 13:37,
03/23 13:37
→
03/23 13:40,
03/23 13:40
→
03/23 13:40,
03/23 13:40
推
03/23 13:42,
03/23 13:42
推
03/23 13:45,
03/23 13:45
推
03/23 13:49,
03/23 13:49
推
03/23 13:49,
03/23 13:49
推
03/23 13:50,
03/23 13:50
推
03/23 13:52,
03/23 13:52
推
03/23 13:53,
03/23 13:53
推
03/23 13:54,
03/23 13:54
推
03/23 13:56,
03/23 13:56
推
03/23 13:57,
03/23 13:57
推
03/23 13:59,
03/23 13:59
推
03/23 14:02,
03/23 14:02
推
03/23 14:04,
03/23 14:04
推
03/23 14:06,
03/23 14:06
推
03/23 14:11,
03/23 14:11
推
03/23 14:14,
03/23 14:14
推
03/23 14:14,
03/23 14:14
※ rpay:轉錄至看板 NTUST-EE-B91 03/23 14:17
推
03/23 14:17,
03/23 14:17
→
03/23 14:17,
03/23 14:17
推
03/23 14:18,
03/23 14:18
推
03/23 14:28,
03/23 14:28
--
※ 發信站: 批踢踢實業坊(ptt.cc)
◆ From: 220.133.140.154
推
06/23 19:12, , 1F
06/23 19:12, 1F