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Á¦¸ñ: [Re][Re][Re]Æí±¤µµ °ü·Ã Áú¹®ÀÔ´Ï´Ù~??
6867¹ø ±ÛÀ»2012-04-25 ¿ÀÈÄ 3:37:23¿¡ Á¤º¸¼¼»ó ´ÔÀÌ ³²°ÜÁּ̽À´Ï´Ù.
ÀÌ ±ÛÀº 1597¹ø Á¶È¸µÇ¾ú½À´Ï´Ù.

> Á¤º¸¼¼»ó´Ô²²¼­ ¸»¾¸ÇϽñæ....
>
> > Á¤º¸¼¼»ó´Ô²²¼­ ¸»¾¸ÇϽñæ....
> >
> > > À±¼®±â´Ô²²¼­ ¸»¾¸ÇϽñæ....
> > >
> > > ->  ^          ^
> > > E = xEo(kz-wt)+yEoSin(kz-wt+¥õ)
> > >
> > >                                    
> > > Set Eo=10 , z=0 , w=1 , ¥õ=¥ð/2(=90¡Æ)
> > >
> > >      ->
> > > Polt E on xy-plane , Vanying to by ¡ât=¥ð/10
> > >
> > >
> > > t=0 , ¥ð/10 , 2¥ð/10 , 3¥ð/10 , ...... , 2¥ð
> > >
> > > À϶§ ¸ð´«Á¾ÀÌ¿¡ ¾î¶»°Ô ±×¸²À» ±×¸®°Ô µÇ³ª¿ä??
> > >
> > > ÀÌÇظ¸ ÇÏ¸é ½±°Ô ´Ù¸¥ °ªÀ¸·Îµµ ±×¸±¼ö ÀÖÀ»°Å °°Àºµ¥.. '-'
> > >
> > > Á» ¾î·Á¿î Áú¹®Àΰ¡¿ä?? ²À ¹è¿ì°í ½Í³×¿ä~ ¾Ë·ÁÁÖ¼¼¿ä !!
> > >
> > - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
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> >
> > x ¹æÇâ °ªÀÌ Á» ÀÌ»óÇϳ׿ä. Àú°Ô ¸Â³ª¿ä? sin cos Ç×ÀÌ ¾Æ´Ñ°¡¿ä?
> >
> > Àú·¸°Ô µÇ¸é Æĵ¿ ¹æÁ¤½ÄÀ» ¸¸Á·ÇÏÁö ¾Ê´Âµí Çؼ­¿ä.
> >
> >
> - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
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>
> EoCos ³×¿ä...¼öÁ¤Çß½À´Ï´Ù~
>
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¾Æ ±×·¸°Ô±º¿ä.

±×·¸´ã ´äÀº ÀÇ¿Ü·Î °£´ÜÇÏ´Ù°í ÇÒ¼ö ÀÖ½À´Ï´Ù.

z°¡ °íÁ¤µÇ¾î Àֱ⠶§¹®¿¡ (Z=0)

½Ã°£¿¡ µû¶ó¼­ °ª¸¸ Áý¾î ³Ö¾îÁÖ¸é µË´Ï´Ù. ±×¸®°í ¹éÅÍ Ç¥½Ã¸¦ ¸é µÇ°Ú½À´Ï´Ù.

z=0 °ú À§»ó°ª ¥õ=¥ð/2(=90¡Æ) w=1

½Ä¿¡ ³Ö¾îÁÖ¸é
  E = x10ocos(t)+y10oSin(¥ð/2-t)= (x+y)10cost

ÀÔ´Ï´Ù. Áï °¢°¢ÀÇ ¼ººÐÀº ÃÖ´ë ÁøÆøÀÌ 10ÀÎ »óÅ¿¡¼­ ÁÙ¾ú´Ù ´Ã¾ú´Ù¸¦ ¹Ýº¹ÇÏ´Â °ÍÀÔ´Ï´Ù. ÃÑ EÀÇ Å©±â´Â |E|=10sqrt2cost (sqrt´Â ·çÆ®ÀÔ´Ï´Ù.)

x y Ãà µ¿½Ã¿¡ ´Ã¾î³µ´Ù ´Ù½Ã µ¿½Ã¿¡ ÁÙ¾îµå´Â °æ¿ìÁÒ.

Å©±â´Â|E|=10sqrt2cost

              |y
              ------|(t=0,E=10sqrt2,E(x¹æÇâ)=10 E(y¹æÇâ)=10
              |     |
              |     |
  x-------------------
              |
              |
              |
              |
ÀÌ·± ½ÄÀ¸·Î Á¡À» Âï°í (x,y)°ª ±¸ÇÏ°í ¿øÁ¡À¸·Î ºÎÅÍ ±¸ÇÑ Á¡±îÁö

º¤ÅÍÇ¥½Ã¸¦ ÇÏ¸é µË´Ï´Ù.



ÀÌÀü±Û : ³×¿ÂÀÇ ¿©±â¿¡³ÊÁö°¡ ¾î¶»°Ô µÇ´ÂÁö ¾Ë ¼ö ÀÖÀ»±î¿ä? (³×¿Â)
´ÙÀ½±Û : ¹°ÁúÆÄÀÇ ÆÄÀå (°úÇеµ)

¹øÈ£ Á¦ ¸ñ ÀÛ¼ºÀÚ ÀÛ¼ºÀÏ Á¶È¸ ÆÄÀÏ
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