ÌâÄ¿ÄÚÈÝ

16£®ÈôijÖÖµç´Å²¨ÔÚÕæ¿ÕÖÐµÄÆµÂÊΪ1.5¡Á1015 Hz£¬ÊԻشðÏÂÁÐÎÊÌ⣺
£¨1£©¸Ãµç´Å²¨µÄ²¨³¤Îª¶àÉÙ£¿
£¨2£©¸Ãµç´Å²¨ÊôÓÚÄĸö²¨¶Î£¿£¨ºìÍâÏß²¨³¤·¶Î§0.8-100 ¦Ìm£¬×ÏÍâÏߵIJ¨³¤·¶Î§ÔÚ100¡«400nm£©
£¨3£©ÏÖ´ú¿Æ¼¼¿ÉÒÔʹµç´Å²¨ÔÚÌØ¶¨½éÖÊÖеĴ«²¥ËÙ¶È´ó´ó¼õС£®µ±ÆµÂÊΪ1.5¡Á1015 HzµÄµç´Å²¨ÒÔ900m/sµÄËÙ¶È´«²¥Ê±£¬Îʸõç´Å²¨µÄ²¨³¤±äΪ¶àÉÙ£¿

·ÖÎö £¨1£©µç´Å²¨ÔÚÕæ¿ÕÖеĴ«²¥ËÙ¶ÈΪc=3¡Á108m/s£¬Óɲ¨ËÙ¹«Ê½c=¦ËfÇ󲨳¤£®
£¨2£©¸ù¾Ý²¨³¤È·¶¨²¨¶Î£®
£¨3£©ÒÑÖªµç´Å²¨µÄ²¨ËÙºÍÆµÂÊ£¬Óɹ«Ê½v=¦ËfÇ󲨳¤£®

½â´ð ½â£º£¨1£©µç´Å²¨ÔÚÕæ¿ÕÖеĴ«²¥ËÙ¶ÈΪc=3¡Á108m/s£¬Óɲ¨ËÙ¹«Ê½c=¦ËfµÃ£º
  ¦Ë=$\frac{c}{f}$=$\frac{3¡Á1{0}^{8}}{1.5¡Á1{0}^{15}}$m=2¡Á10-7m
£¨2£©¾ÝÌâÖª£¬¸Ãµç´Å²¨ÊôÓÚ×ÏÍâÏß²¨¶Î£®
£¨3£©ÓÉv=¦Ë¡äfµÃ
  ¦Ë¡ä=$\frac{v}{f}$=$\frac{900}{1.5¡Á1{0}^{15}}$m=6¡Á10-13m£®
´ð£º£¨1£©¸Ãµç´Å²¨µÄ²¨³¤Îª2¡Á10-7m£®
£¨2£©¸Ãµç´Å²¨ÊôÓÚ×ÏÍâÏß²¨¶Î£®
£¨3£©¸Ãµç´Å²¨µÄ²¨³¤±äΪ6¡Á10-13m£®

µãÆÀ ±¾ÌâÒªÖªµÀËùÓеç´Å²¨ÔÚÕæ¿ÕÖеĴ«²¥Ëٶȶ¼ÊÇc=3¡Á108m/s£¬²¨ËÙ¹«Ê½v=¦ËfÊÊÓÃÓÚÒ»Çв¨£®

Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿

Î¥·¨ºÍ²»Á¼ÐÅÏ¢¾Ù±¨µç»°£º027-86699610 ¾Ù±¨ÓÊÏ䣺58377363@163.com

¾«Ó¢¼Ò½ÌÍø