ÌâÄ¿ÄÚÈÝ
¡¾ÌâÄ¿¡¿ÔÚ¡°Ñо¿ÔȱäËÙÖ±ÏßÔ˶¯¡±µÄʵÑéÖУ¬Ð¡³µÍÏ×ÅÖ½´ø×öÔȼÓËÙÖ±ÏßÔ˶¯£¬´ò³öµÄÒ»ÌõÖ½´øÈçͼËùʾ£¬A¡¢B¡¢C¡¢DÊÇÖ½´øÉϵÄËĸö¼ÆÊýµã£¬Ã¿ÏàÁÚÁ½¸ö¼ÆÊýµã¼ä»¹ÓÐ4¸öµãδ»³ö¡£´òµã¼ÆʱÆ÷Ëù½Ó½»Á÷µçÔ´µÄƵÂÊΪ50Hz¡£
(1)A¡¢DÁ½µãÖÐÏÈ´ò³öµÄÊÇ___________(Ñ¡Ìî¡°A¡±»ò¡°D¡±)µã
(2)A¡¢BÁ½µã¼äµÄ¾àÀëΪ___________cm¡£
(3)´òµã¼ÆʱÆ÷´òBµãʱС³µµÄËٶȴóСΪ___________m/s£¬´òCµãʱС³µµÄËٶȴóСΪ___________m/s¡£(½á¹û¾ù±£ÁôÁ½Î»ÓÐЧÊý×Ö)
(4)¸ù¾Ý(3)Öнá¹û£¬¿ÉµÃС³µÔ˶¯µÄ¼ÓËٶȴóСΪ___________m/s2(½á¹û±£ÁôÁ½Î»ÓÐЧÊý×Ö)¡£
¡¾´ð°¸¡¿A 0.70 0.080 0.10 0.20
¡¾½âÎö¡¿
(1)[1]ÒòΪС³µ×öÔȼÓËÙÖ±ÏßÔ˶¯£¬ËùÒÔÏàͬµÄʱ¼äÄÚ·¢ÉúµÄλÒÆÔ½À´Ô½´ó£¬ÏÈ´òµÄµã¼£»áÃÜһЩ£¬¹ÊΪÏÈ´òµÄµã£»
(2)[2]ÓÉÓڿ̶ȳߵķֶÈֵΪ£¬¸ù¾Ý¿Ì¶È³ßµÄ¶ÁÊý·¨Ôò¿ÉÖª£¬Á½µã¼äµÄ¾àÀëΪ0.70cm£»
(3)[3][4]¸ù¾ÝÔȱäËÙÖ±ÏßÔ˶¯ÖÐʱ¼äÖеãµÄËٶȵÈÓڸùý³ÌÖеÄƽ¾ùËٶȣ¬´òµã¼ÆʱÆ÷´òµãʱС³µµÄËٶȴóСΪ£º
´òµã¼ÆʱÆ÷´òµãʱС³µµÄËٶȴóСΪ£º
(4)[5]¸ù¾Ý(3)Öнá¹û£¬¿ÉµÃС³µÔ˶¯µÄ¼ÓËٶȴóСΪ