ÌâÄ¿ÄÚÈÝ

ijͬѧÓÃÈçͼ6ËùʾµÄ×°ÖÃÀ´Ñо¿×ÔÓÉÂäÌåÔ˶¯ÊÇʲôÐÔÖʵÄÔ˶¯¡£
ÏÂͼÊÇʵÑéÖÐÀûÓôòµã¼ÆʱÆ÷¼Ç¼×ÔÓÉÂäÌåÔ˶¯µÄ¹ì¼£Ê±£¬µÃµ½µÄÒ»ÌõÖ½´ø£¬Ö½´øÉϵĵãÊÇ´Ó·ÅÊÖ¿ªÊ¼´òϵÄÁ¬ÐøµÄ¼Æʱµã£¬Á½µãÖ®¼äµÄ¾àÀëÒѱêÔÚͼÖС£

£¨1£©¹ØÓÚ´òµã¼ÆʱÆ÷£¬ÏÂÁÐ˵·¨ÖÐÕýÈ·µÄÊÇ£¨        £©
A£®µç»ð»¨´òµã¼ÆʱÆ÷ÓõÄÊÇ220V½»Á÷µçÔ´
B£®µç´Å´òµã¼ÆʱÆ÷ÓõÄÊÇ6VÖ±Á÷µçÔ´
C£®ÊµÑéʱӦÏÈÊÍ·ÅÖ½´ø£¬È»ºó¸Ï½ô½ÓͨµçÔ´
D£®Ö½´øÉÏÏàÁÚÁ½µã¼äµÄʱ¼ä¼ä¸ôΪ0.02s
£¨2£©Í¨¹ý¶ÔÖ½´øµÄ·ÖÎö£¬ÄãÈÏΪ×ÔÓÉÂäÌåÊÇ×ö        £¨Ìî¡°ÔÈËÙ¡±¡¢¡°±äËÙ¡±£©Ô˶¯¡£ÄãµÄÅжÏÒÀ¾ÝÊÇ£º              ¡¡¡¡¡¡¡¡¡¡¡¡        ¡¡¡¡¡¡        ¡£
£¨3£©¸ù¾ÝÖ½´øÉϵÄÊý¾Ý¿ÉÇó³ö×ÔÓÉÂäÌåÔ˶¯µÄ¼ÓËٶȴóСa=           m/s2¡£
£¨4£©´òµã¼ÆʱÆ÷´òÏÂB¡¢C¡¢D¡¢E¡¢F¸÷µãʱ£¬ÖØÎïµÄËٶȷֱðÊÇvB=      m/s¡¢
vC=     m/s¡¢vD=      m/s¡¢vE=      m/s¡¢vF=      m/s£¨±£ÁôÁ½Î»ÓÐЧÊý×Ö£©
£¨5£©½«B¡¢C¡¢D¡¢E¡¢F¸÷¸öʱ¿ÌµÄ˲ʱËٶȱêÔÚÖ±½Ç×ø±êϵÖУ¬²¢»­³öÖØÎïµÄ˲ʱËÙ¶ÈËæʱ¼ä±ä»¯µÄͼÏß¡£
£¨1£©  A D £¨2·Ö£©
£¨2£©±äËÙ  £¨2·Ö£© ÏàµÈµÄʱ¼äÀïͨ¹ýµÄλÒƲ»ÏàµÈ£¨»òλÒÆÔ½À´Ô½´ó£© £¨2·Ö£©
£¨3£© 9.6 m/s2    (9.5¡«9.7m/s2¶¼¸ø·Ö£©£¨2·Ö£©
£¨4£©vB=  0.19 m/s £» vC=  0.39 m/s £» vD=  0.58 m/s £»
vE=  0.77 m/s £» vF=  0.96 m/s ¡£ £¨Ã¿¿Õ1·Ö£©
£¨5£©Ãèµã׼ȷ£¬Á¬ÏßÕýÈ· £¨2·Ö£©
ÂÔ
Á·Ï°²áϵÁдð°¸
Ïà¹ØÌâÄ¿
£¨1£©(4·Ö)ÏÂÁÐÓйظßÖÐÎïÀíʵÑéµÄÃèÊöÖУ¬ÕýÈ·µÄÊÇ           ¡£
A£®ÔÚ¡°Óõ¥°Ú²â¶¨ÖØÁ¦¼ÓËٶȡ±µÄʵÑéÖУ¬Èç¹û°Ú³¤µÄ²âÁ¿¼°Ãë±íµÄ¶ÁÊý¾ùÎÞÎ󣬶ø²âµÃµÄgÖµÃ÷ÏÔƫС£¬ÆäÔ­Òò¿ÉÄÜÊǽ«È«Õñ¶¯µÄ´ÎÊýnÎó¼ÆΪn£­1
B£®ÔÚÓôòµã¼ÆʱÆ÷¡°Ñо¿ÔȱäËÙÖ±ÏßÔ˶¯¡±µÄʵÑéÖУ¬Í¨¹ýÔÚÖ½´øÉÏ´òϵÄһϵÁе㼣¿ÉÇó³öÖ½´øÉÏÈÎÒâÁ½¸öµã¼£Ö®¼äµÄƽ¾ùËÙ¶È
C£®ÔÚ¡°ÑéÖ¤»úеÄÜÊغ㶨ÂÉ¡±µÄʵÑéÖУ¬±ØÐëÒªÓÃÌìƽ²â³öÏÂÂäÎïÌåµÄÖÊÁ¿
D£®ÔÚ¡°ÑéÖ¤Á¦µÄƽÐÐËıßÐζ¨Ôò¡±µÄʵÑéÖУ¬À­ÏðƤ½îµÄϸÉþÒªÉÔ³¤£¬²¢ÇÒʵÑéʱҪʹµ¯»É²âÁ¦¼ÆÓëľ°åƽÃæƽÐУ¬Í¬Ê±±£Ö¤µ¯»ÉµÄÖáÏßÓëϸÉþÔÚͬһֱÏßÉÏ
£¨2£©£¨6·Ö£©ÔÚÑÝʾ¼òгÔ˶¯Í¼ÏóµÄɳ°ÚʵÑéÖУ¬Ê¹Ä¾°åÑØÖ±ÏßOO¡ä×öÔȼÓËÙÖ±ÏßÔ˶¯£¬°Ú¶¯×ŵÄ©¶·ÖЩ³öµÄɳÔÚľ°åÉÏÏÔʾ³öÈçͼÒÒËùʾÇúÏߣ¬A¡¢B¡¢C¡¢D¾ùΪֱÏßOO¡äÉϵĵ㣬²â³ö ="16" cm,=" 48" cm£¬°Ú³¤Îª64 cm£¨¿ÉÊÓΪ²»±ä£©£¬°Ú½ÇСÓÚ5¡ã£¬Ôò¸Ãɳ°ÚµÄÖÜÆÚΪ______s£¬Ä¾°åµÄ¼ÓËٶȴóСԼΪ______ m/s2(gÈ¡9£®8m/s2)?

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

¾«Ó¢¼Ò½ÌÍø