ÌâÄ¿ÄÚÈÝ

¡¾ÌâÄ¿¡¿ÔÚ×ö¡°Ì½¾¿¼ÓËÙ¶ÈÓëÁ¦¡¢ÖÊÁ¿µÄ¹Øϵ¡±ÊµÑéÖУ¬

(1)ÏÂÁÐÒÇÆ÷ÐèÒªÓõ½µÄÊÇ____________£¨¶àÑ¡£©£»

(2)±¾ÊµÑéËù²ÉÓõĿÆѧ·½·¨ÊÇ____________¡¡¡¡¡¡¡¡¡¡¡¡

A£®ÀíÏëʵÑé·¨ B£®µÈЧÌæ´ú·¨

C£®¿ØÖƱäÁ¿·¨ D£®½¨Á¢ÎïÀíÄ£ÐÍ·¨

(3)ÏÂÁÐ˵·¨ÕýÈ·µÄÊÇ____________£¨¶àÑ¡£©£»

A£®ÏÈÊÍ·ÅÖ½´øÔÙ½ÓͨµçÔ´

B£®À­Ð¡³µµÄϸÏß¾¡¿ÉÄÜÓ볤ľ°åƽÐÐ

C£®Ö½´øÓëС³µÏàÁ¬¶ËµÄµã¼£½ÏÊè

D£®ÇáÍÆС³µ£¬ÍÏ×ÅÖ½´øµÄС³µÄܹ»ÔÈËÙÏ»¬ËµÃ÷Ħ²ÁÁ¦Òѱ»Æ½ºâ

(4)ÈçͼËùʾÊÇʵÑéʱ´ò³öµÄÒ»ÌõÖ½´ø£¬A¡¢B¡¢C¡¢D¡­ÎªÃ¿¸ô4¸öµãÈ¡µÄ¼ÆÊýµã£¬¾Ý´ËÖ½´ø¿É֪С³µÔÚDµãµÄËٶȴóСΪ____________m/s£¬Ð¡³µµÄ¼ÓËÙ¶ÈΪ____________ m/s2£¨Ð¡Êýµãºó±£ÁôÁ½Î»£©¡£

¡¾´ð°¸¡¿ AD C BD 0.21 0.43

¡¾½âÎö¡¿£¨1£©ÔÚ×ö¡°Ì½¾¿¼ÓËÙ¶ÈÓëÁ¦¡¢ÖÊÁ¿µÄ¹Øϵ¡±ÊµÑéÖУ¬ÐèÒªÓõ½£º´òµã¼ÆʱÆ÷ºÍÌìƽ£»²»ÐèÒªÃë±íºÍµ¯»É³Ó£¬¹ÊÑ¡AD.

£¨2£©ÊµÑéҪ̽¾¿Èý¸öÎïÀíÁ¿Ö®¼äµÄ¹Øϵ£¬Ôò²ÉÓõĿÆѧ·½·¨ÊÇ¿ØÖƱäÁ¿·¨£¬¹ÊÑ¡C.

£¨3£©ÊµÑ鿪ʼʱҪÏȽÓͨµçÔ´ÔÙÊÍ·ÅÖ½´ø£¬Ñ¡ÏîA´íÎó£»À­Ð¡³µµÄϸÏß¾¡¿ÉÄÜÓ볤ľ°åƽÐУ¬ÒÔ¼õСʵÑéµÄÎó²î£¬Ñ¡ÏîBÕýÈ·£»¿ªÊ¼Ê±Ð¡³µÔ˶¯µÄ½ÏÂý£¬¹ÊÖ½´øÓëС³µÏàÁ¬¶ËµÄµã¼£½ÏÃܼ¯£¬Ñ¡ÏîC´íÎó£»ÇáÍÆС³µ£¬ÍÏ×ÅÖ½´øµÄС³µÄܹ»ÔÈËÙÏ»¬ËµÃ÷Ħ²ÁÁ¦Òѱ»Æ½ºâ£¬Ñ¡ÏîDÕýÈ·£»¹ÊÑ¡BD.

£¨4£©Òòÿ¸ô4¸öµãÈ¡µÄ¼ÆÊýµã£¬ÔòT=0.1s£»¾Ý´ËÖ½´ø¿É֪С³µÔÚDµãµÄËٶȴóСΪ£»Ð¡³µµÄ¼ÓËÙ¶ÈΪ

Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿

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

¾«Ó¢¼Ò½ÌÍø