ÌâÄ¿ÄÚÈÝ
¡¾ÌâÄ¿¡¿£¨1£©ÔÚ×öÓôòµã¼ÆʱÆ÷²âËٶȵÄʵÑéʱ£¬ÒªÓõ½´òµã¼ÆʱÆ÷£¬´òµã¼ÆʱÆ÷ÊÇÒ»ÖÖ¼ÆʱÒÇÆ÷£¬ÆäµçԴƵÂÊΪ50 Hz£¬³£Óõġ°µç´Å´òµã¼ÆʱÆ÷¡±Ê¹ÓõĵçѹÊÇ__________VµÄ________(Ìî¡°Ö±Á÷µç¡±»ò¡°½»Á÷µç¡±)£¬Ëüÿ¸ô________s´òÒ»¸öµã¡£
£¨2£©½Óͨ´òµã¼ÆʱÆ÷µçÔ´ºÍÈÃÖ½´ø¿ªÊ¼Ô˶¯£¬ÕâÁ½¸ö²Ù×÷Ö®¼äµÄʱ¼ä˳Ðò¹ØϵÊÇ£¨____£©
A£®ÏȽÓͨµçÔ´£¬ÔÙÈÃÖ½´øÔ˶¯
B£®ÏÈÈÃÖ½´øÔ˶¯£¬ÔÙ½ÓͨµçÔ´
C£®ÈÃÖ½´øÔ˶¯µÄͬʱ½ÓͨµçÔ´
D£®ÏÈÈÃÖ½´øÔ˶¯»òÏȽÓͨµçÔ´¶¼¿ÉÒÔ
£¨3£©Ä³Í¬Ñ§ÔÚ¡°Óôòµã¼ÆʱÆ÷²âËٶȡ±µÄʵÑéÖУ¬Óôòµã¼ÆʱÆ÷¼Ç¼Á˱»Ð¡³µÍ϶¯µÄÖ½´øµÄÔ˶¯Çé¿ö£¬ÔÚÖ½´øÉÏÈ·¶¨³öA¡¢B¡¢C¡¢D¡¢E¡¢F¡¢G¹²7¸ö¼ÆÊýµã.ÏàÁÚ¼ÆÊýµã¼äµÄ¾àÀëÈçͼËùʾ£¬Ã¿Á½¸öÏàÁڵļÆÊýµãÖ®¼äµÄʱ¼ä¼ä¸ôΪ0.10 s.(±¾Ìâ¼ÆËã½á¹û¾ù±£Áô3λÓÐЧÊý×Ö)
ÊÔ¸ù¾ÝÖ½´øÉϸ÷¸ö¼ÆÊýµã¼äµÄ¾àÀ룬ÿ¸ô0.10 s²âÒ»´ÎËٶȣ¬¼ÆËã³ö´òÏÂBµãʱС³µµÄ˲ʱËٶȣ¬²¢½«´ËËÙ¶ÈÖµÌîÈëϱí.
vB | vC | vD | vE | vF | |
ÊýÖµ(m/s) | ______ | 0.479 | 0.560 | 0.640 | 0.721 |
£¨4£©ÏÖC¡¢D¡¢E¡¢F¸÷¸öʱ¿ÌµÄ˲ʱËÙ¶ÈÒѱêÔÚÏÂͼֱ½Ç×ø±êϵÖУ¬Çë°ÑÄã¼ÆËã³öBµãµÄ˲ʱËٶȱê¼ÇÔÚͼÖв¢»³öС³µµÄ˲ʱËÙ¶ÈËæʱ¼ä±ä»¯µÄ¹ØϵͼÏß.
£¨______£©
£¨5£©¸ù¾ÝͼÏñ¼ÆËã³öС³µµÄ¼ÓËÙ¶È__________¡££¨½á¹û±£Áô3λÓÐЧÊý×Ö£©
¡¾´ð°¸¡¿4¡«6 ½»Á÷µç 0.02 A 0.400 0.800--0.803
¡¾½âÎö¡¿
(1)[1][2][3] ´òµã¼ÆʱÆ÷ÊÇÒ»ÖÖ¼ÆʱÒÇÆ÷£¬ÆäµçԴƵÂÊΪ50Hz£¬³£Óõĵç´Å´òµã¼ÆʱÆ÷ºÍµç»ð»¨¼ÆʱÆ÷£¬µç´Å´òµã¼ÆʱÆ÷ʹÓõÄÊÇ4¡«6µÄ½»Á÷µç£¬ËüÃÇÊÇÿ¸ô0.02s´òÒ»¸öµã£®
(2)[4]ΪÁ˾¡¿ÉÄܶàµÄÀûÓÃÖ½´ø£¬¼õСʵÑéÎó²î£¬Ó¦ÏȽÓͨµçÔ´£¬ÔÙÈÃÖ½´øÔ˶¯£¬¹ÊAÕýÈ·BCD´íÎó¡£
(3)[5] ¸ù¾Ý×öÔȱäËÙÖ±ÏßÔ˶¯µÄÎïÌåÔÚÖмäʱ¿ÌµÄËٶȵÈÓڸöÎʱ¼äÄÚµÄƽ¾ùËٶȣ¬¹ÊBµãµÄ˲ʱËٶȴóСΪ£º
(4)[6]¸ù¾ÝÃèµã×÷ͼ
(5)[7]¸ù¾ÝͼÏñбÂÊ´ú±í¼ÓËÙ¶ÈÇóµÃ¼ÓËÙ¶È