ÌâÄ¿ÄÚÈÝ
ÈçͼËùʾ£¬ÖÊÁ¿ÎªmµÄ»¬¿é£¬·ÅÔڹ⻬µÄˮƽƽ̨ÉÏ£¬Æ½Ì¨ÓÒ¶ËBÓëˮƽ´«ËÍ´øÏà½Ó£¬´«ËÍ´øµÄÔËÐÐËÙ¶ÈΪv0£¬³¤ÎªL.½ñ½«»¬¿é»ºÂýÏò×óѹËõ¹Ì¶¨ÔÚƽ̨ÉϵÄÇᵯ»É£¬µ½´ïij´¦Ê±Í»È»ÊÍ·Å£®µ±»¬¿é»¬µ½´«ËÍ´øÓÒ¶ËCʱ£¬Ç¡ºÃÓë´«ËÍ´øËÙ¶ÈÏàͬ£®»¬¿éÓë´«ËÍ´ø¼äµÄ¶¯Ä¦²ÁÒòÊýΪ¦Ì.
(1)ÊÔ·ÖÎö»¬¿éÔÚ´«ËÍ´øÉϵÄÔ˶¯Çé¿ö£®
(2)Èô»¬¿éÀ뿪µ¯»ÉʱµÄËٶȴóÓÚ´«ËÍ´øµÄËٶȣ¬ÇóÊÍ·Å»¬¿éʱ£¬µ¯»É¾ßÓеĵ¯ÐÔÊÆÄÜ£®
(3)Èô»¬¿éÀ뿪µ¯»ÉʱµÄËٶȴóÓÚ´«ËÍ´øµÄËٶȣ¬Ç󻬿éÔÚ´«ËÍ´øÉÏ»¬ÐеÄÕû¸ö¹ý³ÌÖвúÉúµÄÈÈÁ¿£®
(1)ÊÔ·ÖÎö»¬¿éÔÚ´«ËÍ´øÉϵÄÔ˶¯Çé¿ö£®
(2)Èô»¬¿éÀ뿪µ¯»ÉʱµÄËٶȴóÓÚ´«ËÍ´øµÄËٶȣ¬ÇóÊÍ·Å»¬¿éʱ£¬µ¯»É¾ßÓеĵ¯ÐÔÊÆÄÜ£®
(3)Èô»¬¿éÀ뿪µ¯»ÉʱµÄËٶȴóÓÚ´«ËÍ´øµÄËٶȣ¬Ç󻬿éÔÚ´«ËÍ´øÉÏ»¬ÐеÄÕû¸ö¹ý³ÌÖвúÉúµÄÈÈÁ¿£®
£¨1£©Èô»¬¿é³åÉÏ´«ËÍ´øʱµÄËÙ¶ÈСÓÚ´øËÙ£¬Ôò»¬¿éÔÚ´øÉÏÓÉÓÚÊܵ½ÏòÓҵĻ¬¶¯Ä¦²ÁÁ¦¶ø×öÔȼÓËÙÔ˶¯£»Èô»¬Îï³åÉÏ´«ËÍ´øʱµÄËٶȴóÓÚ´øËÙ£¬Ôò»¬¿éÓÉÓÚÊܵ½Ïò×óµÄ»¬¶¯Ä¦²ÁÁ¦¶ø×öÔȼõËÙÔ˶¯¡£
£¨2£©£¨3£©
£¨2£©£¨3£©
ÊÔÌâ·ÖÎö£º£¨1£©Èô»¬¿é³åÉÏ´«ËÍ´øʱµÄËÙ¶ÈСÓÚ´øËÙ£¬Ôò»¬¿éÔÚ´øÉÏÓÉÓÚÊܵ½ÏòÓҵĻ¬¶¯Ä¦²ÁÁ¦¶ø×öÔȼÓËÙÔ˶¯£»Èô»¬Îï³åÉÏ´«ËÍ´øʱµÄËٶȴóÓÚ´øËÙ£¬Ôò»¬¿éÓÉÓÚÊܵ½Ïò×óµÄ»¬¶¯Ä¦²ÁÁ¦¶ø×öÔȼõËÙÔ˶¯¡££¨3·Ö£©
£¨2£©É軬¿é³åÉÏ´«ËÍ´øʱµÄËÙ¶ÈΪv£¬ÔÚµ¯»Éµ¯¿ª¹ý³ÌÖУ¬ÓÉ»úеÄÜÊغãµÃ£º £¨1·Ö£©
É軬¿éÔÚ´«ËÍ´øÉÏ×öÔȼõËÙÔ˶¯µÄ¼ÓËٶȴóСΪa£¬
ÓÉÅ£¶ÙµÚ¶þ¶¨ÂÉ£º£¨1·Ö£©
ÓÉÔ˶¯Ñ§¹«Ê½£¨1·Ö£©
½âµÃ£º£¨2·Ö£©
£¨3£©É軬¿éÔÚ´«ËÍ´øÉÏÔ˶¯µÄʱ¼äΪt£¬Ôòtʱ¼äÄÚ´«ËÍ´øµÄλÒÆs=v0t
£¨1·Ö£©
»¬¿éÏà¶Ô´«ËÍ´ø»¬¶¯µÄλÒÆ£¨1·Ö£©
Ïà¶Ô»¬¶¯Éú³ÉµÄÈÈÁ¿£¨1·Ö£©
½âµÃ£º£¨1·Ö£©
Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿