ÌâÄ¿ÄÚÈÝ
ʵÑéÌ⣨1£©ÔÚ¡°²â¶¨ÔȱäËÙÖ±ÏßÔ˶¯¼ÓËٶȡ±µÄʵÑéÖУº
¢Ù³ý´òµã¼ÆʱÆ÷£¨º¬Ö½´ø¡¢¸´Ð´Ö½£©¡¢Ð¡³µ¡¢Ò»¶Ë¸½Óл¬Âֵij¤Ä¾°å¡¢Ï¸Éþ¡¢¹³Âë¡¢µ¼Ïß¼°¿ª¹ØÍ⣬ÔÚÏÂÃæµÄÒÇÆ÷ºÍÆ÷²ÄÖУ¬±ØÐëʹÓõÄÓУ¨ £©¡££¨ÌîÑ¡Ïî´úºÅ£©
A£®µçѹºÏÊʵÄ50Hz½»Á÷µçÔ´ B£®µçѹ¿Éµ÷µÄÖ±Á÷µçÔ´
C£®¿Ì¶È³ß D£®Ãë±í E£®Ììƽ
¢ÚʵÑé¹ý³ÌÖУ¬ÏÂÁÐ×ö·¨ÕýÈ·µÄÊÇ
A£®ÏȽÓͨµçÔ´£¬ÔÙʹֽ´øÔ˶¯
B£®ÏÈʹֽ´øÔ˶¯£¬ÔÙ½ÓͨµçÔ´
C£®½«½ÓºÃÖ½´øµÄС³µÍ£ÔÚ¿¿½ü»¬ÂÖ´¦
D£®½«½ÓºÃÖ½´øµÄС³µÍ£ÔÚ¿¿½ü´òµã¼ÆʱÆ÷´¦
¢ÛͼʾΪһ´ÎʵÑéµÃµ½µÄÒ»ÌõÖ½´ø£¬Ö½´øÉÏÿÏàÁÚµÄÁ½¼ÆÊýµã¼ä¶¼ÓÐËĸöµãδ»³ö£¬°´Ê±¼ä˳ÐòÈ¡0-5Áù¸öµã£¬²â³ö1-5¸÷µãµ½0µãµÄ¾àÀëÈçͼËùʾ£®
a)ÓÉÖ½´ø¿ÉÅж¨Ð¡³µ×ö______ Ô˶¯
b)ÈôС³µ×öÔȱäËÙÖ±ÏßÔ˶¯£¬ÄÇôµ±´ò¼ÆÊýµã3ʱС³µµÄËÙ¶ÈΪ_______ m/s£® С³µµÄ¼ÓËٶȴóСΪ________m/s2 ¡£
(2)ijͬѧ²âÁ¿Ò»Ö»Î´Öª×èÖµµÄµç×è¡£
¢ÙËûÏÈÓöàÓõç±í½øÐвâÁ¿£¬°´ÕÕÕýÈ·µÄ²½Öè²Ù×÷ºó£¬²âÁ¿µÄ½á¹ûÈçͼ¼×Ëùʾ¡£ÇëÄã¶Á³öÆä×èÖµ´óСΪ__________¦¸¡£
¢ÚÈô¸ÃͬѧÔÙÓá°·ü°²·¨¡±²âÁ¿¸Ãµç×裬ËùÓÃÆ÷²ÄÈçͼÒÒËùʾ£¬ÆäÖеçѹ±íÄÚ×èԼΪ5k¦¸£¬µçÁ÷±íÄÚ×èԼΪ5¦¸£¬±ä×èÆ÷×èֵΪ50¦¸¡£Í¼Öв¿·ÖÁ¬ÏßÒѾÁ¬½ÓºÃ£¬ÎªÁ˾¡¿ÉÄÜ׼ȷµØ²âÁ¿µç×裬ÇëÄãÍê³ÉÆäÓàµÄÁ¬Ïß¡£
¢Û¸Ãͬѧ°´ÕÕ¡°·ü°²·¨¡±²âÁ¿µç×èµÄÒªÇóÁ¬½ÓºÃͼÒҵ緺󣬲âµÃµÄµç×èÖµ½«__________ (Ìî¡°´óÓÚ¡±¡¢¡°Ð¡ÓÚ¡±»ò¡°µÈÓÚ¡±)±»²âµç×èµÄʵ¼Ê×èÖµ¡£
(1)£¨10·Ö£¬Ã¿¿Õ2·Ö£©
¢ÙAC ¢ÚAD
¢Ûa)ÔȼõËÙÖ±ÏßÔ˶¯ b)0.504¡¡ 1.50
£¨2£©¢Ù1000£¨2·Ö£©
¢Ú£¨4·Ö£¬ÆäÖбä×èÆ÷·Öѹ½Ó·¨¡¢
·ü°²·¨ÄÚ½Ó·¨¸÷2·Ö£©
¢Û´óÓÚ£¨2·Ö£©
½âÎö:ÂÔ