ÓöàÓõç±í²âÁ¿×èֵԼʮ¼¸Ç§Å·µÄµç×èRx¡£SΪµç±íµÄÑ¡Ôñ¿ª¹Ø£¬PΪŷķµ²µ÷ÁãÐýÅ¥¡£

    ¢Ù´ÓÒÔϸø³öµÄ²Ù×÷²½ÖèÖУ¬Ñ¡Ôñ±ØÒªµÄ²½Ö裬²¢ÅųöºÏÀí˳Ðò£º____________¡£

£¨Ìî²½ÖèÇ°µÄ×Öĸ£©

A£®ÐýתsÖÁÅ·Ä·µ²¡°¡Álk¡±

B£®ÐýתsÖÁÅ·Ä·µ²¡°¡Á100¡±

C£®ÐýתSÖÁ¡°OFF¡±£¬²¢°Î³öÁ½±í±Ê

D£®½«Á½±í±Ê·Ö±ðÁ¬½Óµ½Rx£¬µÄÁ½¶Ë£¬

¶Á³ö×èÖµºó£¬¶Ï¿ªÁ½±í±Ê

        E£®½«Á½±í±Ê¶Ì½Ó£¬µ÷½ÚPʹָÕë¶Ô×¼¿Ì¶ÈÅÌÉÏÅ·Ä·µ²µÄÁã¿Ì¶È£¬¶Ï¿ªÁ½±í±Ê

¢Ú  °´ÕýÈ·²½Öè²âÁ¿Ê±£¬Ö¸ÕëÖ¸ÔÚͼʾλÖã¬RxµÄ²âÁ¿ÖµÎª__________ k¦¸¡£

£¨2£©Ä³ÊµÑéС×éÔÚ¡°²â¶¨½ðÊôµç×èÂÊ¡±µÄʵÑé¹ý³ÌÖУ¬ÕýÈ·²Ù×÷»ñµÃ½ðÊôË¿µÄÖ±¾¶ÒÔ¼°µçÁ÷±í¡¢µçѹ±íµÄ¶ÁÊýÈçͼËùʾ£¬ÔòËüÃǵĶÁÊýÖµÒÀ´ÎÊÇ_________¡¢________¡¢__________¡£

ÒÑ֪ʵÑéÖÐËùÓõĻ¬¶¯±ä×èÆ÷×èÖµ·¶Î§Îª0~10¦¸£¬µçÁ÷±íÄÚ×èÔ¼¼¸Å·£¬µçѹ±íÄÚ×èÔ¼20k¦¸¡£µçԴΪ¸Éµç³Ø£¨²»ÒËÔÚ³¤Ê±¼ä¡¢´ó¹¦ÂÊ×´¿öÏÂʹÓã©£¬µç¶¯ÊÆE = 4.5V£¬ÄÚ×èºÜС¡£ÔòÒÔϵç·ͼÖÐ__________£¨Ìîµç·ͼÏ·½µÄ×Öĸ´úºÅ£©µç·Ϊ±¾´ÎʵÑéÓ¦µ±²ÉÓõÄ×î¼Ñµç·¡£µ«ÓôË×î¼Ñµç·²âÁ¿µÄ½á¹ûÈÔÈ»»á±ÈÕæʵֵƫ_________¡£

ÈôÒÑ֪ʵÑéËùÓõĵçÁ÷±íÄÚ×èµÄ׼ȷֵ£¬ÄÇô׼ȷ²âÁ¿½ðÊôË¿µç×èµÄ×î¼Ñµç·ӦÊÇÉÏͼÖеÄ__________µç·£¨Ìîµç·ͼϵÄ×Öĸ´úºÅ£©¡£´Ëʱ²âµÃµçÁ÷ΪI¡¢µçѹΪU£¬Ôò½ðÊôË¿µç×è___________£¨ ÓÃÌâÖÐ×Öĸ´úºÅ±íʾ£©¡£

 
 

 

 


£¨1£©¢ÙA¡¢E¡¢D¡¢C£¨3·Ö£©£¨Ìî¡°A¡¢E¡¢D¡±¿ÉµÃ2·Ö£©¢Ú12 £¨3·Ö£©

£¨2£©£¨¹²12·Ö£©                 

0.996¡«0.999mm£¨2·Ö£©¡¢0.42A£¨1·Ö£©¡¢2.25¡«2.28V £¨1·Ö£©¡£

A £¨2·Ö£©£¬  Ð¡ £¨2·Ö£©£¬B £¨2·Ö£©£¬   »ò £¨2·Ö£©

Á·Ï°²áϵÁдð°¸
Ïà¹ØÏ°Ìâ

¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º ÌâÐÍ£º

ÓöàÓõç±í²âÁ¿×èֵԼʮ¼¸Ç§Å·µÄµç×èRx£®SΪµç±íµÄÑ¡Ôñ¿ª¹Ø£¬PΪŷķµ²µ÷ÁãÐýÅ¥£®
¢Ù´ÓÒÔϸø³öµÄ²Ù×÷²½ÖèÖУ¬Ñ¡Ôñ±ØÒªµÄ²½Ö裬²¢ÅųöºÏÀí˳Ðò£º
A¡¢E¡¢D¡¢C
A¡¢E¡¢D¡¢C
£®£¨Ìî²½ÖèÇ°µÄ×Öĸ£©
A£®ÐýתSÖÁÅ·Ä·µ²¡°¡Álk¡±
B£®ÐýתSÖÁÅ·Ä·µ²¡°¡Á100¡±
C£®ÐýתSÖÁ¡°OFF¡±£¬²¢°Î³öÁ½±í±Ê
D£®½«Á½±í±Ê·Ö±ðÁ¬½Óµ½Rx£¬µÄÁ½¶Ë£¬¶Á³ö×èÖµºó£¬¶Ï¿ªÁ½±í±Ê
E£®½«Á½±í±Ê¶Ì½Ó£¬µ÷½ÚPʹָÕë¶Ô×¼¿Ì¶ÈÅÌÉÏÅ·Ä·µ²µÄÁã¿Ì¶È£¬¶Ï¿ªÁ½±í±Ê
¢Ú°´ÕýÈ·²½Öè²âÁ¿Ê±£¬Ö¸ÕëÖ¸ÔÚͼʾλÖã¬RxµÄ²âÁ¿ÖµÎª
12
12
 k¦¸£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º ÌâÐÍ£º

¾«Ó¢¼Ò½ÌÍø£¨1£©ÓöàÓõç±í²âÁ¿×èֵԼʮ¼¸Ç§Å·µÄµç×èRx£®SΪµç±íµÄÑ¡Ôñ¿ª¹Ø£¬PΪŷķµ²µ÷ÁãÐýÅ¥£®
¢Ù´ÓÒÔϸø³öµÄ²Ù×÷²½ÖèÖУ¬Ñ¡Ôñ±ØÒªµÄ²½Ö裬²¢ÅųöºÏÀí˳Ðò£º
 
£¨Ìî²½ÖèÇ°µÄ×Öĸ£©
A£®ÐýתsÖÁÅ·Ä·µ²¡°¡Álk¡±
B£®ÐýתsÖÁÅ·Ä·µ²¡°¡Á100¡±
C£®ÐýתSÖÁ¡°OFF¡±£¬²¢°Î³öÁ½±í±Ê
D£®½«Á½±í±Ê·Ö±ðÁ¬½Óµ½Rx£¬µÄÁ½¶Ë£¬¶Á³ö×èÖµºó£¬¶Ï¿ªÁ½±í±Ê
E£®½«Á½±í±Ê¶Ì½Ó£¬µ÷½ÚPʹָÕë¶Ô×¼¿Ì¶ÈÅÌÉÏÅ·Ä·µ²µÄÁã¿Ì¶È£¬¶Ï¿ªÁ½±í±Ê
¢Ú°´ÕýÈ·²½Öè²âÁ¿Ê±£¬Ö¸ÕëÖ¸ÔÚͼʾλÖã¬RxµÄ²âÁ¿ÖµÎª
 
 k¦¸£®
£¨2£©Ä³ÊµÑéС×éÔÚ¡°²â¶¨½ðÊôµç×èÂÊ¡±µÄʵÑé¹ý³ÌÖУ¬ÕýÈ·²Ù×÷»ñµÃ½ðÊôË¿µÄÖ±¾¶ÒÔ¼°µçÁ÷±í¡¢µçѹ±íµÄ¶ÁÊýÈçͼËùʾ£¬ÔòËüÃǵĶÁÊýÖµÒÀ´ÎÊÇ
 
¡¢
 
¡¢
 
£®
¾«Ó¢¼Ò½ÌÍø
ÒÑ֪ʵÑéÖÐËùÓõĻ¬¶¯±ä×èÆ÷×èÖµ·¶Î§Îª0¡«10¦¸£¬µçÁ÷±íÄÚ×èÔ¼¼¸Å·£¬µçѹ±íÄÚ×èÔ¼20k¦¸£®µçԴΪ¸Éµç³Ø£¨²»ÒËÔÚ³¤Ê±¼ä¡¢´ó¹¦ÂÊ×´¿öÏÂʹÓã©£¬µç¶¯ÊÆE=4.5V£¬ÄÚ×èºÜС£®ÔòÒÔϵç·ͼÖÐ
 
£¨Ìîµç·ͼÏ·½µÄ×Öĸ´úºÅ£©µç·Ϊ±¾´ÎʵÑéÓ¦µ±²ÉÓõÄ×î¼Ñµç·£®µ«ÓôË×î¼Ñµç·²âÁ¿µÄ½á¹ûÈÔÈ»»á±ÈÕæʵֵƫ
 
£®
ÈôÒÑ֪ʵÑéËùÓõĵçÁ÷±íÄÚ×èµÄ׼ȷֵRA=2.0¦¸£¬ÄÇô׼ȷ²âÁ¿½ðÊôË¿µç×èRxµÄ×î¼Ñµç·ӦÊÇÉÏͼÖеÄ
 
µç·£¨Ìîµç·ͼϵÄ×Öĸ´úºÅ£©£®´Ëʱ²âµÃµçÁ÷ΪI¡¢µçѹΪU£¬Ôò½ðÊôË¿µç×èRx=
 
£¨ÓÃÌâÖÐ×Öĸ´úºÅ±íʾ£©£®
¾«Ó¢¼Ò½ÌÍø

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º ÌâÐÍ£ºÔĶÁÀí½â

£¨1£©ÓöàÓõç±í²âÁ¿×èֵԼʮ¼¸Ç§Å·µÄµç×èRx£®SΪµç±íµÄÑ¡Ôñ¿ª¹Ø£¬PΪŷķµ²µ÷ÁãÐýÅ¥£®
¢Ù´ÓÒÔϸø³öµÄ²Ù×÷²½ÖèÖУ¬Ñ¡Ôñ±ØÒªµÄ²½Ö裬²¢ÅųöºÏÀí˳Ðò£º
 
£®
£¨Ìî²½ÖèÇ°µÄ×Öĸ£©
A£®ÐýתsÖÁÅ·Ä·µ²¡°¡Álk¡±
B£®ÐýתsÖÁÅ·Ä·µ²¡°¡Á100¡±
C£®ÐýתSÖÁ¡°OFF¡±£¬²¢°Î³öÁ½±í±Ê
D£®½«Á½±í±Ê·Ö±ðÁ¬½Óµ½Rx£¬µÄÁ½¶Ë£¬
¶Á³ö×èÖµºó£¬¶Ï¿ªÁ½±í±Ê
E£®½«Á½±í±Ê¶Ì½Ó£¬µ÷½ÚPʹָÕë¶Ô×¼¿Ì¶ÈÅÌÉÏÅ·Ä·µ²µÄÁã¿Ì¶È£¬¶Ï¿ªÁ½±í±Ê
¢Ú°´ÕýÈ·²½Öè²âÁ¿Ê±£¬Ö¸ÕëÖ¸ÔÚͼ1ʾλÖã¬RxµÄ²âÁ¿ÖµÎª
 
 k¦¸£®¾«Ó¢¼Ò½ÌÍø
£¨2£©Ä³ÊµÑéС×éÔÚ¡°Ì½¾¿¼ÓËÙ¶ÈÓëÎïÌåÊÜÁ¦µÄ¹Øϵ¡±ÊµÑéÖУ¬Éè¼Æ³öÈçϵÄʵÑé·½°¸£¬ÆäʵÑé×°ÖÃÈçͼËùʾ£®ÒÑ֪С³µÖÊÁ¿
M=214.6g£¬íÀÂëÅÌÖÊÁ¿mo=7.5g£¬ËùʹÓõĴòµã¼ÆʱÆ÷½»Á÷µçƵÂÊf=50Hz£®ÆäʵÑé²½ÖèÊÇ£º
 

A£®°´Í¼2ÖÐËùʾ°²×°ºÃʵÑé×°Öã»
B£®µ÷½Ú³¤Ä¾°åµÄÇã½Ç£¬ÇáÍÆС³µºó£¬
ʹС³µÄÜÑس¤Ä¾°åÏòÏÂ×öÔÈËÙÔ˶¯£»
C£®È¡ÏÂϸÉþºÍíÀÂëÅÌ£¬¼ÇÏÂíÀÂëÅÌÖÐíÀÂëµÄÖÊÁ¿m£»
D£®ÏȽÓͨµçÔ´£¬ÔÙ·Å¿ªÐ¡³µ£¬´ò³öÒ»ÌõÖ½´ø£¬ÓÉÖ½´øÇóµÃС³µµÄ¼ÓËÙ¶Èa£»
E£®ÖØйÒÉÏϸÉþºÍíÀÂëÅÌ£¬¸Ä±äíÀÂëÅÌÖÐíÀÂëÖÊÁ¿£¬Öظ´B-D²½Ö裬ÇóµÃС³µÔÚ²»Í¬ºÏÍâÁ¦F×÷ÓÃϵļÓËٶȣ®
´ÎÊý 1 2 3 4 5
íÀÂëÅÌÖÐíÀÂëµÄÖÊÁ¿m/g 10 20 30 40 50
íÀÂëÅÌÖÐíÀÂëµÄÖØÁ¦G/N 0.10 0.20 0.29 0.39 0.49
С³µµÄ¼ÓËÙ¶Èa/m?s-2 0.77 1.44 1.84 2.38 2.75
»Ø´ðÒÔÏÂÎÊÌ⣺
¢Ù°´ÉÏÊö·½°¸×öʵÑ飬ÊÇ·ñÒªÇóíÀÂëºÍíÀÂëÅ̵Ä×ÜÖÊÁ¿Ô¶Ð¡ÓÚС³µµÄÖÊÁ¿£¿
 
£¨Ìî¡°ÊÇ¡±»ò¡°·ñ¡±£©£®
¢ÚʵÑéÖдò³öµÄÒ»ÌõÖ½´øÈçͼ3Ëùʾ£¬ÓɸÃÖ½´ø¿ÉÇóµÃС³µµÄ¼ÓËÙ¶Èa=
 
 m/s2£®
¢Ûijͬѧ½«ÓйØÊý¾ÝÌîÈËËûËùÉè¼ÆµÄ±í¸ñÖУ¬²¢¸ù¾Ý±íÖеÄÊý¾Ý»­³öaÒ»FͼÏó£¨Èçͼ4£©£®Ôì³ÉͼÏß²»¹ý×ø±êÔ­µãµÄÒ»Ìõ×îÖ÷ÒªÔ­ÒòÊÇ
 
£¬´Ó¸ÃͼÏßÑÓ³¤ÏßÓëºáÖáµÄ½»µã¿ÉÇó³öµÄÎïÀíÁ¿ÊÇ
 
£¬Æä´óСÊÇ
 
£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º ÌâÐÍ£º

¢ÙÓöàÓõç±í²âÁ¿×èֵԼʮ¼¸Ç§Å·µÄµç×èRx£®SΪµç±íµÄÑ¡Ôñ¿ª¹Ø£¬PΪŷķµ²µ÷ÁãÐýÅ¥£®
´ÓÒÔϸø³öµÄ²Ù×÷²½ÖèÖУ¬Ñ¡Ôñ±ØÒªµÄ²½Ö裬²¢ÅųöºÏÀí˳Ðò£º
AEDC
AEDC
£®£¨Ìî²½ÖèÇ°µÄ×Öĸ£©
A£®ÐýתSÖÁÅ·Ä·µ²¡°¡Álk¡±
B£®ÐýתSÖÁÅ·Ä·µ²¡°¡Á100¡±
C£®ÐýתSÖÁ¡°OFF¡±£¬²¢°Î³öÁ½±í±Ê
D£®½«Á½±í±Ê·Ö±ðÁ¬½Óµ½RxµÄÁ½¶Ë£¬¶Á³ö×èÖµºó£¬¶Ï¿ªÁ½±í±Ê
E£®½«Á½±í±Ê¶Ì½Ó£¬µ÷½ÚPʹָÕë¶Ô×¼¿Ì¶ÈÅÌÉÏÅ·Ä·µ²µÄÁã¿Ì¶È£¬¶Ï¿ªÁ½±í±Ê
¢Ú°´ÕýÈ·²½Öè²âÁ¿Ê±£¬Ö¸ÕëÖ¸ÔÚͼ1ËùʾλÖã¬RxµÄ²âÁ¿ÖµÎª
12
12
k¦¸£®
¢Ûͼ2±íʾÓöàÓõç±í²âµç·ÖеçÁ÷µÄʵÑ飬ͼÖжàÓñí²âÁ¿µÄÊÇ
ÒÒµç×èµÄµçÁ÷
ÒÒµç×èµÄµçÁ÷
£¨Ìî¡°¼×µç×èµÄµçÁ÷¡±¡¢¡°ÒÒµç×èµÄµçÁ÷¡±»ò¡°×ܵĵçÁ÷¡±£©£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º2012-2013ѧÄêºÚÁú½­Ê¡¼¯ÏÍÏصÚÒ»ÖÐѧ¸ß¶þÉÏѧÆÚÆÚÄ©¿¼ÊÔÎïÀíÊÔ¾í£¨´ø½âÎö£© ÌâÐÍ£ºÊµÑéÌâ

ÓöàÓõç±í²âÁ¿×èֵԼʮ¼¸Ç§Å·µÄµç×èRx¡£SΪµç±íµÄÑ¡Ôñ¿ª¹Ø£¬PΪŷķµ²µ÷ÁãÐýÅ¥¡£
¢Ù´ÓÒÔϸø³öµÄ²Ù×÷²½ÖèÖУ¬Ñ¡Ôñ±ØÒªµÄ²½Ö裬²¢ÅųöºÏÀí˳Ðò£º         £¨Ìî²½ÖèÇ°µÄ×Öĸ£©

A£®ÐýתSÖÁÅ·Ä·µ²¡°¡Á1k¡±
B£®ÐýתSÖÁÅ·Ä·µ²¡°¡Á100¡±
C£®ÐýתSÖÁ¡°OFF¡±£¬²¢°Î³öÁ½±í±Ê
D£®½«Á½±í±Ê·Ö±ðÁ¬½Óµ½RxµÄÁ½¶Ë£¬¶Á³ö×èÖµºó£¬¶Ï¿ªÁ½±í±Ê
E£®½«Á½±í±Ê¶Ì½Ó£¬µ÷½ÚPʹָÕë¶Ô×¼¿Ì¶ÈÅÌÉÏÅ·Ä·µ²µÄÁã¿Ì¶È£¬¶Ï¿ªÁ½±í±Ê
¢Ú°´ÕýÈ·²½Öè²âÁ¿Ê±£¬Ö¸ÕëÖ¸ÔÚͼʾλÖã¬RxµÄ²âÁ¿ÖµÎª             k¦¸¡£

²é¿´´ð°¸ºÍ½âÎö>>

ͬ²½Á·Ï°²á´ð°¸