ÌâÄ¿ÄÚÈÝ
¡¾ÌâÄ¿¡¿Ò»Çᵯ»ÉµÄÒ»¶Ë¹Ì¶¨ÔÚÇã½ÇΪ µÄ¹Ì¶¨¹â»¬Ð±ÃæµÄµ×²¿£¬ÁíÒ»¶ËºÍÖÊÁ¿Îª2mµÄСÎï¿éAÏàÁ¬£¬ÖÊÁ¿ÎªmµÄСÎï¿éB½ô¿¿A¾²Ö¹ÔÚбÃæÉÏ£¬ÈçͼËùʾ£¬´Ëʱµ¯»ÉµÄѹËõÁ¿Îªx0¡£´Ót=0ʱ¿ªÊ¼£¬¶ÔBÊ©¼ÓÑØбÃæÏòÉϵÄÍâÁ¦£¬Ê¹BʼÖÕ×ö¼ÓËÙ¶ÈΪaµÄÔȼÓËÙÖ±ÏßÔ˶¯¡£¾¹ýÒ»¶Îʱ¼äºó£¬Îï¿éA¡¢B·ÖÀë¡£µ¯»ÉµÄÐαäʼÖÕÔÚµ¯ÐÔÏÞ¶ÈÄÚ£¬ÖØÁ¦¼ÓËٶȴóСΪg¡£Èô¡¢m¡¢x0¡¢a¾ùÒÑÖª£¬ÔòÏÂÁÐ˵·¨ÕýÈ·µÄÊÇ£¨ £©
A. ¸ù¾ÝÒÑÖªÌõ¼þ£¬¿ÉÇó³ö´Ó¿ªÊ¼µ½Îï¿éA¡¢B·ÖÀëËùÓõÄʱ¼ä
B. ¸ù¾ÝÒÑÖªÌõ¼þ£¬¿ÉÇó³öÎï¿éA¡¢B·ÖÀëʱµÄËٶȴóС
C. Îï¿éA¡¢B·ÖÀëʱ£¬µ¯»ÉµÄµ¯Á¦Ç¡ºÃΪÁã
D. Îï¿éA¡¢B·ÖÀëºó£¬Îï¿éA¿ªÊ¼¼õËÙ
¡¾´ð°¸¡¿AB
¡¾½âÎö¡¿A¡¢B¡¢AB¾²Ö¹Ê±£¬ ,Ôò£¬¶ÔBÊ©¼ÓÑØбÃæÏòÉϵÄÍâÁ¦ºó£¬A¡¢BÒ»Æð×öÔȼÓËÙÔ˶¯£¬·ÖÀëʱA¡¢B¼äµ¯Á¦ÎªÁ㣬¼ÓËٶȾùΪa£¬Éè´Ëʱµ¯»É±»Ñ¹Ëõx,Ôò¶ÔAÓУº ,ÇÒ£¬ £¬¼´¿ÉÇó³ö£º , £¬ABÕýÈ·£»
C¡¢Îï¿éA¡¢B·ÖÀëʱ£¬µ¯»ÉµÄµ¯Á¦²»ÎªÁ㣬A¡¢B¼äµ¯Á¦ÎªÁ㣬´Ëʱµ¯»Éµ¯Á¦£¬C´íÎó£»
D¡¢·ÖÀëʱ£¬AÓÐÏòÉϵļÓËٶȣ¬Ö®ºóÏÈ×ö¼ÓËٶȼõСµÄ¼ÓËÙÔ˶¯£¬´ïµ½×î´óËٶȺóÔÙ×ö¼õËÙÔ˶¯£¬D´íÎó£»
¹ÊÑ¡AB¡£
¡¾ÌâÄ¿¡¿Ä³Í¬Ñ§ÓÃÈçͼËùʾװÖá°Ñо¿ÎïÌåµÄ¼ÓËÙ¶ÈÓëÍâÁ¦¹Øϵ¡±£¬Ëû½«¹âµçÃŹ̶¨ÔÚÆøµæ¹ìµÀÉϵÄijµãB´¦£¬µ÷½ÚÆøµæµ¼¹ìˮƽºó£¬ÓÃÖØÁ¦ÎªFµÄ¹³Â룬¾Èƹý»¬ÂÖµÄϸÏßÀ»¬¿é£¬Ã¿´Î»¬¿é´ÓͬһλÖÃAÓɾ²Ö¹ÊÍ·Å£¬²â³öÕÚ¹âÌõͨ¹ý¹âµçÃŵÄʱ¼ät¡£¸Ä±ä¹³Âë¸öÊý£¬Öظ´ÉÏÊöʵÑé¡£¼Ç¼µÄÊý¾Ý¼°Ïà¹Ø¼ÆËãÈçÏÂ±í¡£
ʵÑé´ÎÊý | 1 | 2 | 3 | 4 | 5 |
F/N | 0.05 | 0.10 | 0.15 | 0.20 | 0.25 |
t/(m.s) | 40.4 | 28.6 | 23.3 | 20.2 | 18.1 |
t2/(m.s)2 | 1632.2 | 818.0 | 542.9 | 408.0 | 327.6 |
1/t2(¡Á10-4ms-2£© | 6.1 | 12.2 | 18.4 | 24.4 | 30.5 |
¢ÙΪ±ãÓÚ·ÖÎöFÓëtµÄ¹Øϵ£¬ÔÚ×ø±êÖ½ÉÏ×÷³öÈçͼËùʾµÄͼÏߣ¬Í¼ÏßΪ__________µÄ¹ØϵͼÏó
A.F-t, B.F-t2 C.F-
¢Ú½áºÏ±í¸ñÖÐÊý¾Ý¼°Í¼ÏßÌص㣬Ëã³öͼÏßµÄбÂÊk=_________ ¡£
¢ÛÉèAB¼äµÄ¾àÀëΪs£¬ÕÚ¹âÌõµÄ¿í¶ÈΪd£¬ÓÉͼÏßµÄбÂÊ¿ÉÇóµÃ»¬¿éµÄÖÊÁ¿ÎªMΪ__________¡£