ÌâÄ¿ÄÚÈÝ
ÈçͼËùʾ£¬Á½´øµçƽÐаåA¡¢B¼äµÄµç³¡ÎªÔÈÇ¿µç³¡£¬³¡Ç¿E=4.0¡Á102V/m£¬Á½°åÏà¾àd=16cm£¬°å³¤L=30cm¡£Ò»´øµçÁ¿q=1.0¡Á10-16C¡¢ÖÊÁ¿m=1.0¡Á10-22kgµÄÁ£×ÓÑØƽÐÐÓÚ°å·½Ïò´ÓÁ½°åµÄÕýÖмäÉäÈëµç³¡ºóÏò×ÅB°åƫת£¬²»¼Æ´øµçÁ£×ÓËùÊÜÖØÁ¦£¬Çó£º
![](http://thumb.1010pic.com/pic2/upload/papers/20140825/201408250013558162880.jpg)
£¨1£©Á£×Ó´øºÎÖÖµçºÉ£¿
£¨2£©ÒªÊ¹Á£×ÓÄܷɳöµç³¡£¬Á£×Ó·ÉÈëµç³¡Ê±µÄËÙ¶Èv0ÖÁÉÙΪ¶à´ó£¿
£¨3£©Á£×ÓÕýºÃ´ÓB°åÓҶ˷ɳöʱµÄËٶȶà´ó£¿
![](http://thumb.1010pic.com/pic2/upload/papers/20140825/201408250013558162880.jpg)
£¨1£©Á£×Ó´øºÎÖÖµçºÉ£¿
£¨2£©ÒªÊ¹Á£×ÓÄܷɳöµç³¡£¬Á£×Ó·ÉÈëµç³¡Ê±µÄËÙ¶Èv0ÖÁÉÙΪ¶à´ó£¿
£¨3£©Á£×ÓÕýºÃ´ÓB°åÓҶ˷ɳöʱµÄËٶȶà´ó£¿
£¨1£©ÕýµçºÉ£¨2£©
£¨3£©![](http://thumb.1010pic.com/pic2/upload/papers/20140825/20140825001355847718.png)
![](http://thumb.1010pic.com/pic2/upload/papers/20140825/20140825001355831709.png)
![](http://thumb.1010pic.com/pic2/upload/papers/20140825/20140825001355847718.png)
ÊÔÌâ·ÖÎö£º(1)Á£×ÓÏò¸º¼«°åƫת£¬ËùÒÔÁ£×Ó´øÕýµç
(2)µ±Á£×ÓÇ¡ºÃ´ÓB°åÆ«³öʱ£¬ÔÚ´¹Ö±ÓÚ°å·½ÏòÉÏÓУº
![](http://thumb.1010pic.com/pic2/upload/papers/20140825/20140825001355863726.png)
ÔÚÑØ°å·½ÏòÉÏÓÐ
![](http://thumb.1010pic.com/pic2/upload/papers/20140825/20140825001355894465.png)
¶ÔÁ£×ÓÓ¦ÓÃÅ£¶ÙµÚ¶þ¶¨Âɵãº
![](http://thumb.1010pic.com/pic2/upload/papers/20140825/20140825001355925643.png)
ÁªÁ¢ÒÔÉÏ·½³ÌµÃ
![](http://thumb.1010pic.com/pic2/upload/papers/20140825/201408250013559411352.png)
£¨3£©Ô˶¯µ½B°åÓÒ¶Ëʱ£¬´¹Ö±ÓÚ°å·½ÏòµÄËÙ¶ÈΪ£º
![](http://thumb.1010pic.com/pic2/upload/papers/20140825/201408250013559561345.png)
ºÍËÙ¶ÈΪ£º
![](http://thumb.1010pic.com/pic2/upload/papers/20140825/201408250013559721077.png)
![](http://thumb2018.1010pic.com/images/loading.gif)
Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿