£¨10·Ö£©ÎªÁ˲ⶨµçÔ´µç¶¯ÊÆEµÄ´óС¡¢ÄÚµç×èrºÍ¶¨Öµµç×èR0µÄ×èÖµ£¬Ä³Í¬Ñ§ÀûÓÃDISÉè¼ÆÁËÈçͼ¼×ËùʾµÄµç·¡£±ÕºÏµç¼üS1£¬µ÷½Ú»¬¶¯±ä×èÆ÷µÄ»¬¶¯´¥Í·PÏòijһ·½ÏòÒƶ¯Ê±£¬Óõçѹ´«¸ÐÆ÷1¡¢µçѹ´«¸ÐÆ÷2ºÍµçÁ÷´«¸ÐÆ÷²âµÃÊý¾Ý£¬²¢¸ù¾Ý²âÁ¿Êý¾Ý¼ÆËã»ú·Ö±ðÃè»æÁËÈçͼÒÒËùʾµÄM¡¢NÁ½ÌõU¡ªIÖ±Ïß¡£Çë»Ø´ðÏÂÁÐÎÊÌ⣺

(1)¸ù¾ÝͼÒÒÖеÄM¡¢NÁ½ÌõÖ±Ïß¿ÉÖª(¡¡¡¡)
A£®Ö±ÏßMÊǸù¾Ýµçѹ´«¸ÐÆ÷1ºÍµçÁ÷´«¸ÐÆ÷µÄÊý¾Ý»­µÃµÄ
B£®Ö±ÏßMÊǸù¾Ýµçѹ´«¸ÐÆ÷2ºÍµçÁ÷´«¸ÐÆ÷µÄÊý¾Ý»­µÃµÄ
C£®Ö±ÏßNÊǸù¾Ýµçѹ´«¸ÐÆ÷1ºÍµçÁ÷´«¸ÐÆ÷µÄÊý¾Ý»­µÃµÄ
D£®Ö±ÏßNÊǸù¾Ýµçѹ´«¸ÐÆ÷2ºÍµçÁ÷´«¸ÐÆ÷µÄÊý¾Ý»­µÃµÄ
(2)ͼÏóÖÐÁ½Ö±Ïß½»µã´¦µç·ÖеŤ×÷״̬ÊÇ(¡¡¡¡)
A£®»¬¶¯±ä×èÆ÷µÄ»¬¶¯Í·P»¬µ½ÁË×î×ó¶Ë
B£®µçÔ´µÄÊä³ö¹¦ÂÊ×î´ó
C£®¶¨Öµµç×èR0ÉÏÏûºÄµÄ¹¦ÂÊΪ0.5 W
D£®µçÔ´µÄЧÂÊ´ïµ½×î´óÖµ
(3)¸ù¾ÝͼÒÒ¿ÉÒÔÇóµÃ¶¨Öµµç×èR0£½______ ¦¸£¬µçÔ´µç¶¯ÊÆE£½_______ V£¬ÄÚµç×èr£½______ ¦¸£®

(1)BC¡¡   (2)ABC¡¡     (3)2.0¡¡1.5¡¡1.0

½âÎöÊÔÌâ·ÖÎö£º£¨1£©¶¨Öµµç×èµÄU-IͼÏßÊÇÕý±ÈͼÏߣ¬Ò»¶¨¾­¹ýÔ­µã£¬¹ÊͼÏßMÊǸù¾Ýµçѹ±íV2ºÍµçÁ÷±íAµÄÊý¾Ý»­µÃµÄ£¬µç×èΪ2¦¸£»µçÔ´µÄU-IͼÏßÊÇÏòÏÂÇãбµÄͼÏߣ¬¹ÊÖ±ÏßNÊǸù¾Ýµçѹ±íV1ºÍµçÁ÷±íAµÄÊý¾Ý»­µÃµÄ£¬µç¶¯ÊÆΪ1.5V£¬ÄÚµç×èΪ1¦¸£»¹ÊÑ¡BC£»   
£¨2£©µ±¶¨Öµµç×èºÍµçÔ´µÄµçÁ÷¡¢µçѹÏàµÈʱ£¬Ò»¶¨Êǵç×èÖ±½ÓÓëµçÔ´ÏàÁ¬£»¹Ê»¬¶¯±ä×èÆ÷ÊǶÌ·£¬¹ÊAÕýÈ·£»»¬¶¯±ä×èÆ÷¶Ì·ʱ£¬Íâµç×èÓëÄÚµç×è×î½Ó½ø£¬¹ÊµçÔ´Êä³ö¹¦ÂÊ×î´ó£¬¹ÊBÕýÈ·£»´Ëʱµç×èµÄµçѹΪ1V£¬µçÁ÷Ϊ0.5A£¬¹Ê¹¦ÂÊΪ0.5W£¬¹ÊCÕýÈ·£»Íâµç×è×îС£¬Ð§ÂÊ×îµÍ£¬¹ÊD´íÎó£»¹ÊÑ¡ABC£»        
£¨3£©¶¨Öµµç×èµÄU-IͼÏßÊÇÕý±ÈͼÏߣ¬Ð±Âʱíʾµç×裬Ϊ2¦¸£»Í¼ÏßNµÄ×ÝÖá½Ø¾à±íʾµç¶¯ÊÆ£¬Îª1.5V£»Ð±ÂʱíʾÄÚµç×裬Ϊ1¦¸£»
¿¼µã£º±¾Ì⿼²é²âµçÔ´µÄµç¶¯ÊƺÍÄÚ×è¡£

Á·Ï°²áϵÁдð°¸
Ïà¹ØÏ°Ìâ

¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º ÌâÐÍ£ºÊµÑéÌâ

£¨10·Ö£©¡°Ì½¾¿¼ÓËÙ¶ÈÓëÎïÌåÖÊÁ¿¡¢ÎïÌåÊÜÁ¦µÄ¹Øϵ¡±µÄʵÑéÖУº
£¨1£©´òµã¼ÆʱÆ÷ÊÇÒ»ÖÖ¼ÆʱÒÇÆ÷£¬ÊµÑéÊÒ³£ÓõÄÓС°µç´Åʽ´òµã¼ÆʱÆ÷¡±ºÍ¡°µç»ð»¨¼ÆʱÆ÷¡±£¬ËüÃÇʹÓõĶ¼ÊÇÃñÓÃ___________£¨Ìî¡°Ö±Á÷¡±»ò¡°½»Á÷¡±£©µçÔ´£¬ÆäµçԴƵÂÊΪ_______Hz£¬Ã¿¸ô__________s´òÒ»¸öµã¡£

£¨2£©Ä³Í¬Ñ§ÔÚʵÑéÖдò³öµÄÒ»ÌõÖ½´øÈçͼËùʾ£¬ËûÑ¡ÔñÁ˼¸¸ö¼Æʱµã×÷Ϊ¼ÆÊýµã£¬ÏàÁÚÁ½¼ÆÊýµã¼ä»¹ÓÐ4¸ö¼ÆʱµãûÓбê³ö£¬ÆäÖÐs1=7.06cm£¬s2=7.68cm£¬s3=8.30cm£¬s4=8.92cm£¬ÄÇô´òbµãµÄ˲ʱËٶȴóСÊÇ___________m/s£»¸ù¾ÝÖ½´øÇóµÃ¼ÓËٶȵĴóСÊÇ_________m/s2£¨¼ÆËã½á¹û±£ÁôÁ½Î»ÓÐЧÊý×Ö£©¡£

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º ÌâÐÍ£ºÊµÑéÌâ

£¨9·Ö£©ÔÚ¡°ÑéÖ¤»úеÄÜÊغ㶨ÂÉ¡±µÄʵÑéÖУ¬´òµã¼ÆʱÆ÷½ÓÔÚµçѹΪU¡¢ÆµÂÊΪf=50HzµÄ½»Á÷µçÔ´ÉÏ£¬ÔÚʵÑéÖеõ½Ò»ÌõÀíÏëÖ½´ø£¬ÈçͼËùʾ£®Ñ¡È¡Ö½´øÉÏ´ò³öµÄÁ¬Ðø5¸öµãA£¬B£¬C£¬D£¬E£¬²â³öAµã¾àÆðʼµãOµÄ¾àÀëΪx0 =4.70cm£¬µãA¡¢C¼äµÄ¾àÀëΪx1=4.51cm£¬µãC¡¢E¼äµÄ¾àÀëx2="6.02" cmÒÑÖªÖØÎïµÄÖÊÁ¿Îªm=l.00kg£¬µ±µØµÄÖØÁ¦¼ÓËÙ¶ÈΪg= 9£®80 m/s2£¬Ôò

£¨1£©´Ó´òÏÂÆðʼµãOµ½´òÏÂCµãµÄ¹ý³ÌÖУ¬ÖØÎïÖØÁ¦ÊÆÄܵļõÉÙÁ¿¡÷EP=      £¬ÖØÎﶯÄܵÄÔö¼ÓÁ¿
¦¤Ek               £®
£¨2£©¸ù¾ÝÌâÖÐÌṩµÄÌõ¼þ£¬»¹¿ÉÇó³öÖØÎïʵ¼ÊÏÂÂäµÄ¼ÓËÙ¶Èa=                   £®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º ÌâÐÍ£ºÊµÑéÌâ

Òª²âÁ¿Ò»¸öÁ¿³ÌÒÑÖªµÄµçѹ±íµÄÄÚ×裬Ëù±¸Æ÷²ÄÈçÏ£º
A£®´ý²âµçѹ±íV£¨Á¿³Ì3V£¬ÄÚ×è´ý²â£©
B£®µçÁ÷±íA£¨Á¿³Ì3A£¬ÄÚ×èÔ¼0.01¦¸£©
C£®¶¨Öµµç×èR£¨ÒÑÖª×èÖµ6k¦¸£¬¶î¶¨µçÁ÷50mA£©
D£®Ðîµç³ØE£¨µç¶¯ÊÆÂÔСÓÚ3V£¬ÄÚ×è²»¼Æ£©
E£®¶àÓõç±í
F£®¿ª¹ØK1¡¢K2£¬µ¼ÏßÈô¸É
ÓÐһͬѧÀûÓÃÉÏÃæËù¸øÆ÷²Ä£¬½øÐÐÈçÏÂʵÑé²Ù×÷£º 
£¨1£©Ê×ÏÈ£¬ÓöàÓõç±í½øÐдֲ⣬ѡÓá°¡Á1K¡±µ²ÇÒ²Ù×÷·½·¨ÕýÈ·¡£ÈôÕâʱ¿Ì¶ÈÅÌÉϵÄÖ¸ÕëλÖÃÈçͼËùʾ£¬Ôò²âÁ¿µÄ½á¹ûÊÇ_____________¡£

£¨2£©ÎªÁ˸ü¾«È·µØ²â³ö´Ëµçѹ±íÄÚ×裬¸ÃͬѧÉè¼ÆÁËÈçͼËùʾµÄ£¨a£©¡¢(b)ʵÑéµç·£¬ÄãÈÏΪÆäÖнϺÏÀíµÄµç·ͼÊÇ_________________¡£

£¨3£©ÓÃÄãÑ¡ÔñµÄµç·½øÐÐʵÑéʱ£¬ÓÃÉÏÊöËù²âÁ¿µÄ·ûºÅ±íʾµçѹ±íµÄÄÚ×èRV£½______________¡£

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º ÌâÐÍ£ºÊµÑéÌâ

£¨6·Ö£©Ä³Í¬Ñ§Òª²âÁ¿Ò»¸öÓɾùÔÈвÄÁÏÖƳɵÄÔ²ÖùÌåµÄµç×èÂÊ¡£²½ÖèÈçÏ£º
£¨1£©ÓÃ20·Ö¶ÈµÄÓα꿨³ß²âÁ¿Æ䳤¶ÈÈçͼ¼×Ëùʾ£¬¿ÉÖªÆ䳤¶ÈΪ           cm£»
£¨2£©ÓÃÂÝÐý²â΢Æ÷²âÁ¿ÆäÖ±¾¶ÈçͼÒÒËùʾ£¬¿ÉÖªÆäÖ±¾¶Îª           mm£»
£¨3£©ÓöàÓõç±íµÄµç×è¡°¡Á1¡±µ²£¬°´ÕýÈ·µÄ²Ù×÷²½Öè²â´ËÔ²ÖùÌåµÄµç×裬±íÅ̵ÄʾÊýÈçͼ±û£¬Ôò¸Ãµç×èµÄ×èֵԼΪ        ¦¸¡£

ͼ¼×¡¡    ¡¡¡¡¡¡         Í¼ÒÒ                 Í¼±û

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º ÌâÐÍ£ºÊµÑéÌâ

£¨12·Ö£©ÔÚ¡°Ì½¾¿¼ÓËÙ¶ÈÓëÁ¦¡¢ÖÊÁ¿µÄ¹Øϵ¡±ÊµÑéÖУ¬Ä³Í¬Ñ§Ê¹ÓÃÁËÈçͼËùʾµÄ×°Ö㬴òµã¼ÆʱÆ÷µÄ´òµãƵÂÊΪ50Hz¡£


£¨1£©¸ÃͬѧµÃµ½Ò»ÌõÖ½´ø£¬ÔÚÖ½´øÉÏÈ¡Á¬ÐøµÄÁù¸öµã£¬ÈçͼËùʾ£¬ÏàÁÚÁ½µã¼äµÄ¾àÀë·Ö±ðΪ10.0mm¡¢12.0mm¡¢14.0mm¡¢16.0mm¡¢18.0mm£¬Ôò´òEµãʱС³µµÄËÙ¶ÈΪ     m/s£¬ ´òA¡¢FÁ½µãµÄ¹ý³ÌÖÐС³µµÄƽ¾ùËÙ¶ÈΪ        m/s£¬Ð¡³µµÄ¼ÓËÙ¶ÈΪ       m/s2¡£
£¨2£©¸ÃͬѧҪ̽¾¿Ð¡³µµÄ¼ÓËÙ¶ÈaºÍÖÊÁ¿MµÄ¹Øϵ£¬Ó¦¸Ã±£³ÖÀ­Á¦²»±ä£»µÃµ½¶à×éÊý¾ÝºóËûÓ¦Ãè¸øµÄͼÏóÊÇ       £¨Ì
£¨3£©¸Ãͬѧͨ¹ýÊý¾ÝµÄ´¦Àí×÷³öÁËa ¡ªFͼÏó£¬ÈçͼËùʾ£¬Ôò
¢ÙͼÖеÄÖ±Ïß²»¹ýÔ­µãµÄÔ­ÒòÊÇ                      ¡£
¢Ú´ËͼÖÐÖ±Ïß·¢ÉúÍäÇúµÄÔ­ÒòÊÇ                  ¡£

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º ÌâÐÍ£ºÊµÑéÌâ

ÔÚÓÃÂäÌå·¨ÑéÖ¤»úеÄÜÊغ㶨ÂÉʱ£¬Ä³Ð¡×é°´ÕÕÕýÈ·µÄ²Ù×÷Ñ¡µÃÖ½´øÈçͼ¡£ÆäÖÐOÊÇÆðʼµã£¬A¡¢B¡¢CÊÇ´òµã¼ÆʱÆ÷Á¬Ðø´òϵÄ3¸öµã¡£ÓúÁÃ׿̶ȳ߲âÁ¿Oµ½A¡¢B¡¢C¸÷µãµÄ¾àÀ룬²¢¼Ç¼ÔÚͼÖС££¨ÒÑÖªµ±µØµÄÖØÁ¦¼ÓËÙ¶Èg=9.80m/s2£¬ÖØ´¸ÖÊÁ¿Îªmkg£¬¼ÆËã½á¹û¾ù±£Áô3λÓÐЧÊý×Ö£©

¢Ù ͼÖеÄÈý¸ö²âÁ¿Êý¾ÝÖв»·ûºÏÓÐЧÊý×Ö¶ÁÊýÒªÇóµÄÊÇ           ¶ÎµÄ¶ÁÊý£¬Ó¦¼Ç×÷              cm£»
¢Ú ¼×ͬѧÓÃÖØ´¸ÔÚOB¶ÎµÄÔ˶¯À´ÑéÖ¤»úеÄÜÊغ㣬 ËûÓÃAC¶ÎµÄƽ¾ùËÙ¶È×÷ΪBµã¶ÔÓ¦µÄ¼´Ê±ËÙ¶ÈvB£¬ÔòÇóµÃ¸Ã¹ý³ÌÖÐÖØ´¸µÄ¶¯ÄÜÔö¼ÓÁ¿¡÷Ek=             J£¬ ÖØÁ¦ÊÆÄܵļõÉÙÁ¿¡÷Ep=           J¡£ÕâÑùÑéÖ¤µÄϵͳÎó²î×ÜÊÇʹ¡÷Ek         ¡÷Ep£¨Ñ¡Ìî¡°>¡±¡¢¡°<¡± »ò¡°=¡±£©£»
¢Û ÒÒͬѧ¸ù¾ÝͬһÌõÖ½´ø£¬Í¬Ò»×éÊý¾Ý£¬Ò²ÓÃÖØ´¸ÔÚOB¶ÎµÄÔ˶¯À´ÑéÖ¤»úеÄÜÊغ㣬½«´òµã¼ÆʱÆ÷´òϵĵÚÒ»¸öµãO¼ÇΪµÚ1¸öµã£¬Í¼ÖеÄBÊÇ´òµã¼ÆʱÆ÷´òϵĵÚ9¸öµã¡£Òò´ËËûÓÃv=gt¼ÆËãÓëBµã¶ÔÓ¦µÄ¼´Ê±ËÙ¶ÈvB£¬ÇóµÃ¶¯ÄܵÄÔö¼ÓÁ¿¡÷Ek=                J¡£ÕâÑùÑéÖ¤µÄϵͳÎó²î×ÜÊÇʹ¡÷Ek          ¡÷Ep£¨Ñ¡Ìî¡°>¡±¡¢¡°<¡± »ò¡°=¡±£©¡£
¢Ü ÉÏÊöÁ½ÖÖ´¦Àí·½·¨ÖУ¬ÄãÈÏΪºÏÀíµÄÊÇ         Í¬Ñ§Ëù²ÉÓõķ½·¨¡££¨Ñ¡Ìî¡°¼×¡±»ò¡°ÒÒ¡±£©

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º ÌâÐÍ£ºÊµÑéÌâ

£¨7·Ö£©Ð¡Ã÷ͬѧÔÚѧÍêÁ¦µÄºÏ³ÉÓë·Ö½âºó£¬ÏëÔÚ¼ÒÀï×öʵÑéÑéÖ¤Á¦µÄƽÐÐËıßÐζ¨Ôò£®Ëû´ÓѧУµÄʵÑéÊÒÀï½èÀ´Á½¸öµ¯»É²âÁ¦¼Æ£¬°´Èçϲ½Öè½øÐÐʵÑ飮

A£®ÔÚǽÉÏÌùÒ»ÕÅ°×Ö½£®
B£®ÔÚÒ»¸öµ¯»É²âÁ¦¼ÆµÄ϶ËÐü¹ÒÒ»×°Ë®µÄˮƿ£¬¼ÇϾ²Ö¹Ê±µ¯»É²âÁ¦¼ÆµÄ¶ÁÊýF.
C£®½«Ò»¸ù´óÔ¼30 cm³¤µÄϸÏß´ÓˮƿµÄÉþÌ×Öд©¹ý£¬ÔÙ½«Ï¸ÏßÁ½¶ËË©ÔÚÁ½¸öµ¯»É²âÁ¦¼ÆµÄ¹Ò¹³ÉÏ£®ÔÚ¿¿½ü°×Ö½´¦ÓÃÊֶԳƵØÀ­¿ªÏ¸Ïߣ¬Ê¹Ë®Æ¿ÈÔ¾²Ö¹£¬ÇÒÁ½¸öµ¯»É²âÁ¦¼ÆµÄ¶ÁÊýÏàµÈ£¬ÔÚ°×Ö½ÉϼÇÏÂϸÏߵķ½ÏòºÍµ¯»É²âÁ¦¼ÆµÄ¶ÁÊý£¬Èçͼ¼×Ëùʾ£®
D£®ÔÚ°×Ö½ÉÏ°´Ò»¶¨±ê¶È×÷³öÁ½¸öµ¯»É²âÁ¦¼ÆµÄµ¯Á¦µÄͼʾ£¬ÈçͼÒÒËùʾ£¬¸ù¾ÝÁ¦µÄƽÐÐËıßÐζ¨Ôò¿ÉÇó³öÕâÁ½¸öÁ¦µÄºÏÁ¦F¡ä.(ÒªÇóÔÚ´ðÌâ¾íͼÒÒÖÐ×÷Á¦µÄͼʾ£¬ÇóºÏÁ¦F¡ä)
(1)±¾ÊµÑé²ÉÓõĿÆѧ·½·¨ÊÇ______(Ìî×Öĸ´úºÅ)£®£¨2·Ö£©
A£®ÀíÏëʵÑé·¨  B£®µÈЧÌæ´ú·¨
C£®¿ØÖƱäÁ¿·¨  D£®½¨Á¢ÎïÀíÄ£ÐÍ·¨
(2)ÔÚ²½ÖèCÖУ¬µ¯»É²âÁ¦¼ÆµÄ¶ÁÊýΪ________ N.£¨1·Ö£©
(3)ÔÚ²½ÖèDÖУ¬ºÏÁ¦F¡ä£½__________ N.£¨º¬×÷ͼ3·Ö£©
(4)Èô____________£¬¾Í¿ÉÒÔÑéÖ¤Á¦µÄƽÐÐËıßÐζ¨Ôò£¨1·Ö£©£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º ÌâÐÍ£ºÊµÑéÌâ

£¨1£©Ä³Í¬Ñ§ÔÚÓÃÂÝÐý²â΢Æ÷²â¶¨Ä³±¡Æ¬µÄºñ¶Èʱ£¬¶ÁÊýÈçͼËùʾ¡£¿ÉÖª¸Ã±¡Æ¬µÄºñ¶Èd£½______mm¡£
£¨2£©Ä³Í¬Ñ§Óÿ¨³ßÀ´²âÁ¿¹¤¼þµÄÖ±¾¶£¬¶ÁÊýÈçͼËùʾ¡£¸Ã¹¤¼þµÄÖ±¾¶Îªd£½______ mm¡£
£¨3£©Ä³Í¬Ñ§ÓöàÓõç±í°´ÕýÈ·²½Öè²âÁ¿Ò»µç×è×èÖµ£¬Èçͼ£¬ÔòÕâµç×èÖµÊÇ_   ¦¸¡£Èç¹ûÒªÓô˶àÓõç±í²âÁ¿Ò»¸öÔ¼20¦¸µÄµç×裬ΪÁËʹ²âÁ¿±È½Ï¾«È·£¬Ñ¡Ôñ¿ª¹ØӦѡµÄÅ·Ä·µ²ÊÇ_ _¡£

²é¿´´ð°¸ºÍ½âÎö>>

ͬ²½Á·Ï°²á´ð°¸