£¨01Äê½ò½ú¾í£©£¨20·Ö£©ÊµÑéÊÒÖÐÏÖÓÐÆ÷²ÄÈçʵÎïͼ1Ëùʾ£¬ÓУº
µç³ØE£¬µç¶¯ÊÆÔ¼10V£¬ÄÚ×èÔ¼1¦¸£»µçÁ÷±íA1£¬Á¿³Ì10A£¬ÄÚ×èr1ԼΪ0.2¦¸£»µçÁ÷±íA2£¬Á¿³Ì300mA£¬ÄÚ×èr2ԼΪ5¦¸£»µçÁ÷±íA3£¬Á¿³Ì250mA£¬ÄÚ×èr3ԼΪ5¦¸£»µç×èÏäR1£¬×î´ó×èÖµ999.9¦¸£¬×èÖµ×îС¸Ä±äÁ¿Îª0.1¦¸£»»¬Ïß±ä×èÆ÷R2£¬×î´ó×èÖµ100¦¸£»¿ª¹ØS£»µ¼ÏßÈô¸É¡£
ÒªÇóÓÃͼ2ËùʾµÄµç·²â¶¨Í¼ÖеçÁ÷±íAµÄÄÚ×è¡£
£¨1£©ÔÚËù¸øµÄÈý¸öµçÁ÷±íÖУ¬Äļ¸¸ö¿ÉÓô˵ç·¾«È·²â³öÆäÄÚ×裿
£¨2£©ÔڿɲâµÄµçÁ÷±íÖÐÈÎÑ¡Ò»¸ö×÷Ϊ²âÁ¿¶ÔÏó£¬ÔÚʵÎïͼÉÏÁ¬³É²âÁ¿µç·¡£
£¨3£©ÄãÒª¶Á³öµÄÎïÀíÁ¿ÊÇ_________________¡£
ÓÃÕâЩÎïÀíÁ¿±íʾ´ý²âÄÚ×èµÄ¼ÆË㹫ʽÊÇ_______¡£
´ð°¸£º
£¨1£©A2¡¢A3£¨4·Ö£¬´ð¶ÔÆäÖÐÒ»¸ö¸ø2·Ö¡£Èô´ðÁËA1Ôò²»¸øÕâ4·Ö¡££©
£¨2£©Èô²âr3£¬ÊµÎïͼÈçͼ£º£¨8·Ö£¬½«A2¡¢A3µÄλÖû¥»»²»¿Û·Ö£»½«A2¡¢A3»»³ÉA1£¬»òÁ¬ÏßÓÐ´í£¬¶¼²»¸øÕâ8·Ö¡££©
£¨3£©A2¡¢A3Á½µçÁ÷±íµÄ¶ÁÊýI2¡¢I3ºÍµç×èÏäR1µÄ×èÖµR1 ¡££¨4·Ö£©
£¨4·Ö£¬¼ÆË㹫ʽÓë²âÁ¿ÊµÎïͼҪÏà·û£¬·ñÔò²»¸øÕâ4·Ö¡£Èçͼ²»ÕýÈ·Ò²²»¸øÕâ4·Ö¡££©
Ä꼶 | ¸ßÖÐ¿Î³Ì | Ä꼶 | ³õÖÐ¿Î³Ì |
¸ßÒ» | ¸ßÒ»Ãâ·Ñ¿Î³ÌÍƼö£¡ | ³õÒ» | ³õÒ»Ãâ·Ñ¿Î³ÌÍƼö£¡ |
¸ß¶þ | ¸ß¶þÃâ·Ñ¿Î³ÌÍƼö£¡ | ³õ¶þ | ³õ¶þÃâ·Ñ¿Î³ÌÍƼö£¡ |
¸ßÈý | ¸ßÈýÃâ·Ñ¿Î³ÌÍƼö£¡ | ³õÈý | ³õÈýÃâ·Ñ¿Î³ÌÍƼö£¡ |
¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º ÌâÐÍ£º
£¨01Äê½ò½ú¾í£©£¨28·Ö£©Ì«ÑôÏÖÕý´¦ÓÚÖ÷ÐòÐÇÑÝ»¯½×¶Î¡£ËüÖ÷ÒªÊÇÓɵç×Ӻ͡¢µÈÔ×ÓºË×é³É¡£Î¬³ÖÌ«Ñô·øÉäµÄÊÇËüÄÚ²¿µÄºË¾Û±ä·´Ó¦£¬ºË·´Ó¦·½³ÌÊÇÊͷŵĺËÄÜ£¬ÕâЩºËÄÜ×îºóת»¯Îª·øÉäÄÜ¡£¸ù¾ÝÄ¿Ç°¹ØÓÚºãÐÇÑÝ»¯µÄÀíÂÛ£¬ÈôÓÉÓھ۱䷴Ӧ¶øʹ̫ÑôÖеĺËÊýÄ¿´ÓÏÖÓÐÊý¼õÉÙ10£¥£¬Ì«Ñô½«À뿪Ö÷ÐòÐǽ׶ζøתÈëºì¾ÞÐǵÄÑÝ»¯½×¶Î¡£ÎªÁ˼ò»¯£¬¼Ù¶¨Ä¿Ç°Ì«ÑôÈ«²¿Óɵç×ӺͺË×é³É¡£
£¨1£©ÎªÁËÑо¿Ì«ÑôÑÝ»¯½ø³Ì£¬ÐèÖªµÀÄ¿Ç°Ì«ÑôµÄÖÊÁ¿M¡£ÒÑÖªµØÇò°ë¾¶R£½6.4¡Á106 m£¬µØÇòÖÊÁ¿m£½6.0¡Á1024 kg£¬ÈÕµØÖÐÐĵľàÀër£½1.5¡Á1011 m£¬µØÇò±íÃæ´¦µÄÖØÁ¦¼ÓËÙ¶È g£½10 m/s2 £¬1ÄêԼΪ3.2¡Á107 Ã룬ÊÔ¹ÀËãÄ¿Ç°Ì«ÑôµÄÖÊÁ¿M¡£
£¨2£©ÒÑÖªÖÊ×ÓÖÊÁ¿mp£½1.6726¡Á10£27 kg£¬ÖÊÁ¿m¦Á£½6.6458¡Á10£27 kg£¬µç×ÓÖÊÁ¿ me£½0.9¡Á10£30 kg£¬¹âËÙc£½3¡Á108 m/s¡£Çóÿ·¢ÉúÒ»´ÎÌâÖÐËùÊöµÄºË¾Û±ä·´Ó¦ËùÊͷŵĺËÄÜ¡£
£¨3£©ÓÖÖªµØÇòÉÏÓëÌ«Ñô´¹Ö±µÄÿƽ·½Ã×½ØÃæÉÏ£¬Ã¿Ãëͨ¹ýµÄÌ«Ñô·øÉäÄÜw£½1.35¡Á103 W/m2¡£ÊÔ¹ÀËãÌ«Ñô¼ÌÐø±£³ÖÔÚÖ÷ÐòÐǽ׶λ¹ÓжàÉÙÄêµÄÊÙÃü¡££¨¹ÀËã½á¹ûÖ»ÒªÇóһλÓÐЧÊý×Ö¡££©
²é¿´´ð°¸ºÍ½âÎö>>
¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º ÌâÐÍ£º
£¨01Äê½ò½ú¾í£©Ò»¶¨ÖÊÁ¿µÄÀíÏëÆøÌåÓÉ״̬A¾¹ýͼÖÐËùʾ¹ý³Ì±äµ½×´Ì¬B¡£Ôڴ˹ý³ÌÖÐÆøÌåµÄÃܶÈ
A. Ò»Ö±±äС B. Ò»Ö±±ä´ó
C. ÏȱäСºó±ä´ó D. Ïȱä´óºó±äС
²é¿´´ð°¸ºÍ½âÎö>>
¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º ÌâÐÍ£º
£¨01Äê½ò½ú¾í£©Í¼ÖÐÊÇÂÖ´¬ÉÏÐü¹Ò¾ÈÉúͧµÄ×°Öõļò»¯Ê¾Òâͼ¡£A¡¢BÊÇ´¬ÏÏÉϵĹ̶¨¹¿£¬ÒÔN1¡¢N2·Ö±ð±íʾ¹Ì¶¨¹¿A¡¢B×÷ÓÃÓÚµõ¸ËµÄˮƽÁ¦µÄ´óС£¬ÒÑÖª¾ÈÉúͧËùÊܵÄÖØÁ¦P£½1500N£¬d£½1m£¬l£½0.8m¡£Èçµõ¸ËµÄÖÊÁ¿ºöÂÔ²»¼Æ£¬Ôò
A£®N1£½1200N£¬N2£½0
B£®N1£½0£¬N2£½1200N
C£®N1£½1200N£¬N2£½1200N
D£®N1£½750N£¬N2£½750N
²é¿´´ð°¸ºÍ½âÎö>>
¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º ÌâÐÍ£º
£¨01Äê½ò½ú¾í£©ÈçͼËùʾ£¬Á½¿éͬÑùµÄ²£Á§Ö±½ÇÈýÀâ¾µABC£¬Á½ÕßµÄACÃæÊÇƽÐзÅÖõģ¬ÔÚËüÃÇÖ®¼äÊǾùÔȵÄδ֪͸Ã÷½éÖÊ¡£Ò»µ¥É«Ï¸¹âÊøO´¹Ö±ÓÚABÃæÈëÉ䣬ÔÚͼʾµÄ³öÉä¹âÏßÖÐ
A£®1¡¢2¡¢3£¨±Ë´ËƽÐУ©ÖеÄÈÎÒ»Ìõ¶¼ÓпÉÄÜ
B£®4¡¢5¡¢6£¨±Ë´ËƽÐУ©ÖеÄÈÎÒ»Ìõ¶¼ÓпÉÄÜ
C£®7¡¢8¡¢9£¨±Ë´ËƽÐУ©ÖеÄÈÎÒ»Ìõ¶¼ÓпÉÄÜ
D£®Ö»ÄÜÊÇ4¡¢6ÖеÄijһÌõ
²é¿´´ð°¸ºÍ½âÎö>>
°Ù¶ÈÖÂÐÅ - Á·Ï°²áÁбí - ÊÔÌâÁбí
ºþ±±Ê¡»¥ÁªÍøÎ¥·¨ºÍ²»Á¼ÐÅÏ¢¾Ù±¨Æ½Ì¨ | ÍøÉÏÓк¦ÐÅÏ¢¾Ù±¨×¨Çø | µçÐÅթƾٱ¨×¨Çø | ÉæÀúÊ·ÐéÎÞÖ÷ÒåÓк¦ÐÅÏ¢¾Ù±¨×¨Çø | ÉæÆóÇÖȨ¾Ù±¨×¨Çø
Î¥·¨ºÍ²»Á¼ÐÅÏ¢¾Ù±¨µç»°£º027-86699610 ¾Ù±¨ÓÊÏ䣺58377363@163.com