ÌâÄ¿ÄÚÈÝ
һλͬѧͨ¹ýµçÊÓ½ÚÄ¿¹Û¿´»ð¼ý·¢ÉäÎÀÐǵÄÇé¾°£¬ËûÌýµ½ÏÖ³¡×ÜÖ¸»Óµ¹¼Æʱ½áÊø·¢³ö¡°µã»ð¡±ÃüÁîºó£¬Á¢¿ÌÓÃÃë±í¼Æʱ£¬¼ÙÉè²âµÃ»ð¼ýµ×²¿´Ó¿ªÊ¼·¢Éäµ½¾¹ý·¢Éä¼Ü¶¥µÄʱ¼äÊÇt£¬Èç¹ûËûÏë¼ÆËã³ö»ð¼ýµÄÍÆÁ¦Óжà´ó£¬ÇëÌÖÂÛÒÔÏÂÁ½¸öÎÊÌ⣺
(1)ÐèÒª¼ÙÉèÄÄЩÌõ¼þ½øÐÐÀíÏ뻯´¦Àí£»
(2)ÐèÒªÖªµÀÄÄЩÊý¾ÝÓÃÏàÓ¦·ûºÅ±íʾ³öÀ´£¬²¢ÍƵ¼³ö»ð¼ýÍÆÁ¦µÄ±í´ïʽ¡£
(1)ÐèÒª¼ÙÉèÄÄЩÌõ¼þ½øÐÐÀíÏ뻯´¦Àí£»
(2)ÐèÒªÖªµÀÄÄЩÊý¾ÝÓÃÏàÓ¦·ûºÅ±íʾ³öÀ´£¬²¢ÍƵ¼³ö»ð¼ýÍÆÁ¦µÄ±í´ïʽ¡£
½â£º(1)¼ÙÉè»ð¼ý¼°ÎÀÐÇ×ÜÖÊÁ¿²»±ä£»¼ÙÉèÔ˶¯ÊÇÔȼÓËÙÔ˶¯
(2)»ð¼ý¼°ÎÀÐÇ×ÜÖÊÁ¿M£¬·¢Éä¼Ü¸ß¶Èh
ÓÉÅ£¶ÙµÚ¶þ¶¨ÂÉ£ºF-Mg=Ma£¬![](http://thumb.1010pic.com/pic1/upload/papers/g04/20120313/20120313145745963988.gif)
½âµÃF=Mg+
(2)»ð¼ý¼°ÎÀÐÇ×ÜÖÊÁ¿M£¬·¢Éä¼Ü¸ß¶Èh
ÓÉÅ£¶ÙµÚ¶þ¶¨ÂÉ£ºF-Mg=Ma£¬
![](http://thumb.1010pic.com/pic1/upload/papers/g04/20120313/20120313145745963988.gif)
½âµÃF=Mg+
![](http://thumb.1010pic.com/pic1/upload/papers/g04/20120313/20120313145745971954.gif)
![](http://thumb2018.1010pic.com/images/loading.gif)
Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿