£¨1£©ÓÃÓαêΪ50·Ö¶ÈµÄ¿¨³ß£¨²âÁ¿Öµ¿É׼ȷµ½0.02mm£©²â¶¨Ä³Ô²ÖùµÄÖ±¾¶Ê±£¬¿¨³ßÉϵÄʾÊýÈçͼ1£®¿É¶Á³öÔ²ÖùµÄÖ±¾¶Îª
 
mm£®
¾«Ó¢¼Ò½ÌÍø
£¨2£©ÀûÓÃͼ2ËùʾµÄµç·²âÁ¿µçÁ÷±íµÄÄÚ×èRA£®Í¼ÖÐR1¡¢R2Ϊµç×裬K1¡¢K2Ϊµç¼ü£¬BÊǵçÔ´£¨ÄÚ×è¿ÉºöÂÔ£©£®
¢Ù¸ù¾Ýͼ2Ëù¸ø³öµÄµç·ԭÀíͼ£¬ÔÚͼ3µÄʵÎïͼÉÏÁ¬Ïߣ®
¢ÚÒÑÖªR1=140¦¸£¬R2=60¦¸£®µ±µç¼üK1±ÕºÏ¡¢K2¶Ï¿ªÊ±£¬µçÁ÷±í¶ÁÊýΪ6.4mA£»µ±K1¡¢K2¾ù±ÕºÏʱ£¬µçÁ÷±í¶ÁÊýΪ8.5mA£®ÓÉ´Ë¿ÉÒÔÇó³öRA=
 
¦¸£®£¨±£Áô2λÓÐЧÊý×Ö£©
·ÖÎö£º1¡¢½â¾ö±¾ÌâµÄ¹Ø¼üÕÆÎÕÓα꿨³ß¶ÁÊýµÄ·½·¨£¬Ö÷³ß¶ÁÊý¼ÓÉÏÓαê¶ÁÊý£¬²»Ðè¹À¶Á£®
2¡¢¸ù¾Ýµç·ͼÁ¬½ÓʵÎïͼ£¬°´ÕÕÒ»¸öÒ»¸ö»Ø·ȥÁ¬£¬·ñÔò»á³öÏÖÁèÂÒ£»ÔËÓÃÁ½ÖÖ״̬ϵç·ͼ£¬¸ù¾Ý±ÕºÏµç·ŷķ¶¨ÂÉÁгö·½³Ì×飬´Ó¶ø¼´¿ÉÇó½â£®
½â´ð£º½â£º£¨1£©¾«Ó¢¼Ò½ÌÍøͼ¼×Óα꿨³ßµÄÖ÷³ß¶ÁÊýΪ£º4.3cm=43mm£¬Óαê³ßÉϵÚ17¸ö¿Ì¶ÈºÍÖ÷³ßÉÏijһ¿Ì¶È¶ÔÆ룬ËùÒÔÓαê¶ÁÊýΪ15¡Á0.02mm=0.30mm£¬ËùÒÔ×îÖÕ¶ÁÊýΪ£º43mm+0.30mm=43.30mm£®
£¨2£©¢Ù¼ûÈçÏÂͼ               
¢Ú¸ù¾Ý±ÕºÏµç·ŷķ¶¨Âɿɵãº
µ±µç¼üK1±ÕºÏ¡¢K2¶Ï¿ªÊ±£¬E=I1£¨R1+RA+R2£©
µ±K1¡¢K2¾ù±ÕºÏʱ£¬E=I2£¨R1+RA£©
½«Êý¾Ý´úÈ룬
½âµÃ£ºRA=43¦¸
¹Ê´ð°¸Îª£º£¨1£©43.30£»£¨2£©¢Ùµç·¼ûͼ£»¢Ú43£®
µãÆÀ£ºÑ§»áµç·ͼÓëʵÎïͼÏ໥ת»»£¬Í¬Ê±ÔËÓñպϵç·ŷķ¶¨ÂÉÀ´ÁÐʽÇó½â£®×¢Òâ½á¹û±£ÁôÓÐЧÊý×Ö
Á·Ï°²áϵÁдð°¸
Ïà¹ØÏ°Ìâ

¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º ÌâÐÍ£º

£¨1£©ÓÃÓαêΪ50·Ö¶ÈµÄÓα꿨³ß²âÁ¿Ä³¹¤¼þµÄ³¤¶Èʱ£¬Ê¾ÊýÈçͼ1Ëùʾ£¬Ôò²âÁ¿½á¹ûÓ¦¸Ã¶Á×÷
10.40»ò10.42
10.40»ò10.42
mm£®
£¨2£©ÓÃÂÝÐý²â΢Æ÷²âÔ²ÖùÌåµÄÖ±¾¶Ê±£¬Ê¾ÊýÈçͼ2Ëùʾ£¬´ËʾÊýΪ
2.720
2.720
mm£®

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º ÌâÐÍ£º

£¨1£©ÓÃÓαêΪ50·Ö¶ÈµÄ¿¨³ß²âÁ¿Ò»¹¤¼þµÄÖ±¾¶£¬²âÁ¿½á¹ûÈçͼ¼×Ëùʾ£¬´Ë¹¤¼þµÄÖ±¾¶Îª
 
cm£®
£¨2£©Ä³¿ÎÍâÐËȤС×éÔÚÑо¿¡°ºãÁ¦×ö¹¦ºÍÎïÌ嶯Äܱ仯֮¼äµÄ¹Øϵ¡±µÄʵÑéÖÐʹÓÃÁËÈçͼÒÒʵÑé×°Öãº
£¨a£©¸ÃС×éͬѧʵÑéʱÔÚ°²×°ÕýÈ·£¬²Ù×÷¹æ·¶µÄÇ°ÌáÏ£¨ÒÑƽºâĦ²ÁÁ¦£©£¬Óù³ÂëµÄÖØÁ¦±íʾС³µÊܵ½µÄºÏÍâÁ¦£¬Îª¼õСÓÉ´Ë´øÀ´µÄϵͳÎó²î£¬¹³ÂëµÄÖÊÁ¿ºÍС³µµÄ×ÜÖÊÁ¿Ö®¼äÐèÂú×ãµÄÌõ¼þÊÇ£º
 
£»
£¨b£©ÊµÑéʱ£¬Ð¡³µÓɾ²Ö¹¿ªÊ¼ÊÍ·Å£¬ÒÑÖªÊÍ·Åʱ¹³Âëµ×¶ËÀëµØ¸ß¶ÈΪH£¬ÏÖ²â³öµÄÎïÀíÁ¿»¹ÓУºÐ¡³µÓɾ²Ö¹¿ªÊ¼Æð·¢ÉúµÄλÒÆs£¨s£¼H£©¡¢Ð¡³µ·¢ÉúλÒÆsʱµÄËٶȴóСv£¬¹³ÂëµÄÖÊÁ¿m£¬Ð¡³µµÄ×ÜÖÊÁ¿M£¬ÉèÖØÁ¦¼ÓËÙ¶ÈΪg£¬Ôòʵ¼Ê²âÁ¿³öµÄºãÁ¦µÄ¹¦mgs½«
 
£¨Ñ¡Ìî¡°´óÓÚ¡±¡¢¡°Ð¡ÓÚ¡±»ò¡°µÈÓÚ¡±£© Ð¡³µ¶¯Äܵı仯£»ÈôÓøÃʵÑé×°ÖÃÑé֤ϵͳ»úеÄÜÊغ㶨ÂÉ£¬¼´ÐèÑéÖ¤¹Øϵʽ
 
³ÉÁ¢£»
£¨c£©ÔÚÉÏÊöʵÑéÖдòµã¼ÆʱÆ÷ʹÓõĽ»Á÷µçƵÂÊΪ50Hz£¬ÊµÑéÖÐij¶ÎÖ½´øµÄ´òµã¼Ç¼Èçͼ±ûËùʾ£¬ÔòС³µÔ˶¯µÄ¼ÓËٶȴóСΪ
 
m/s2£¨±£Áô3λÓÐЧÊý×Ö£©£®
¾«Ó¢¼Ò½ÌÍø

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º ÌâÐÍ£ºÔĶÁÀí½â

¾«Ó¢¼Ò½ÌÍø£¨1£©ÓÃÓαêΪ50·Ö¶ÈµÄ¿¨³ß£¨²âÁ¿Öµ¿É׼ȷµ½0.02mm£©²â¶¨Ä³Ô²Í²µÄÄÚ¾¶Ê±£¬¿¨³ßÉϵÄʾÊýÈçͼ£¬¿É¶Á³öԲͲµÄÄÚ¾¶Îª
 
mm£®
£¨2£©ÔÚ¡°°ÑµçÁ÷±í¸ÄװΪµçѹ±í¡±µÄʵÑéÖУ¬¸ø³öµÄÆ÷²ÄÓУº
¢ÙµçÁ÷±í£¨Á¿³ÌΪ200¦ÌA£¬ÄÚ×èÔ¼200¦¸£©£»
¢Ú±ê×¼µçѹ±í£¨Á¿³ÌΪ2V£©£»
¢Ûµç×èÏ䣨0¡«999¦¸£©£»
¢Ü»¬¶¯±ä×èÆ÷£¨0¡«200¦¸£©£»
¢ÝµçλÆ÷£¨Ò»Öֿɱäµç×裬ÆäÔ­ÀíÓë
»¬¶¯±ä×èÆ÷Ï൱£©£¨0¡«47k¦¸£©£»
¢ÞµçÔ´£¨µç¶¯ÊÆ2V£¬ÓÐÄÚ×裩£»
¢ßµçÔ´£¨µç¶¯ÊÆ6V£¬ÓÐÄÚ×裩£»
¢àµç¼üÁ½Ö»£»µ¼ÏßÈô¸É£®
1£©Ê×ÏÈÒªÓðëÆ«·¨²â¶¨µçÁ÷±íµÄÄÚ×裮Èç¹û²ÉÓÃÈçͼËùʾµÄµç·²â¶¨µçÁ÷±íAµÄÄÚµç×è²¢ÇÒÒªÏëµÃµ½½Ï¸ßµÄ¾«È·¶È£¬ÄÇô´ÓÒÔÉϸøµÄÆ÷²ÄÖУ¬¿É±äµç×èR1ӦѡÓÃ
 
£¬¿É±äµç×èR2ӦѡÓÃ
 
£¬µçÔ´EӦѡÓÃ
 
£®£¨ÒÔÉÏÈý¿ÕÌîдÆ÷²ÄÇ°ÃæµÄÊý×Ö±êºÅ£©
2£©¸ÃʵÑé²Ù×÷µÄ²½ÖèÓУº
A£®ºÏÉÏS1£»
B£®ºÏÉÏS2£»
C£®¹Û²ìR1µÄ×èÖµÊÇ·ñ×î´ó£¬Èç¹û²»ÊÇ£¬½«R1µÄ×èÖµµ÷ÖÁ×î´ó£»
D£®µ÷½ÚR1µÄ×èÖµ£¬Ê¹µçÁ÷±íÖ¸Õëƫתµ½Âú¿Ì¶È£»
E£®µ÷½ÚR2µÄ×èÖµ£¬Ê¹µçÁ÷±íÖ¸Õëƫתµ½Âú¿Ì¶ÈµÄÒ»°ë£»
F£®¼ÇÏÂR2µÄ×èÖµ£®
°ÑÒÔÉϲ½ÖèµÄ×Öĸ´úºÅ°´ÊµÑéµÄºÏÀí˳ÐòÌîдÔÚÏÂÃæºáÏßÉϵĿհ״¦£º¢Ù
 
£»¢Ú
 
£»¢Û
 
£»¢Ü
 
£»¢Ý
 
£»¢Þ
 
£®
3£©Èç¹ûÔÚ²½ÖèFÖÐËùµÃµÄR2µÄ×èֵΪ200¦¸£¬ÔòͼÖб»²âµçÁ÷±íAµÄÄÚ×èRgµÄ²âÁ¿ÖµÎª
 
¦¸£¬¸Ã²âÁ¿Öµ±Èʵ¼ÊµÄÖµ
 
£¨Ìî¡°´ó¡±¡¢¡°Ð¡¡±»ò¡°ÏàµÈ¡±£©£®
4£©Èç¹ûÒª½«Í¼ÖеĵçÁ÷±íA¸ÄװΪÁ¿³ÌΪ0¡«2VµÄµçѹ±í£¬Ôò¸Ä×°µÄ·½·¨ÊǸøµçÁ÷±í
 
Áª£¨Ìî¡°´®¡±»ò¡°²¢¡±£©Ò»¸ö×èֵΪ
 
¦¸µÄµç×裮

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º ÌâÐÍ£º

£¨1£©ÓÃÓαêΪ50·Ö¶ÈµÄ¿¨³ß²â¶¨Ä³Ô²Í²µÄÄÚ¾¶Ê±£¬¿¨³ßÉϵÄʾÊýÈçͼ£¬¿É¶Á³öԲͲµÄÄÚ¾¶Îª
 
cm£®
¾«Ó¢¼Ò½ÌÍø
£¨2£©¡°ÑéÖ¤Á¦µÄƽÐÐËıßÐζ¨Ôò¡±µÄʵÑéÇé¿öÈçͼ¼×Ëùʾ£¬ÆäÖÐAΪ¹Ì¶¨ÏðƤ½îµÄͼ¶¤£¬OΪÏðƤ½îÓëϸÉþµÄ½áµã£¬OBºÍOCΪϸÉþ£®Í¼ÒÒÊÇÔÚ°×Ö½Éϸù¾ÝʵÑé½á¹û»­³öµÄͼ£®
ͼÒÒÖеÄ
 
ÊÇÁ¦F1ºÍF2µÄºÏÁ¦µÄÀíÂÛÖµ£»
 
ÊÇÁ¦F1ºÍF2µÄºÏÁ¦µÄʵ¼Ê²âÁ¿Öµ£®
£¨3£©ÏֽϾ«È·²âÁ¿Ò»Ö»Á¿³ÌÒÑÖªµÄµçѹ±íÄÚ×裬Ëù¸øÆ÷²ÄÈçÏ£º
A£®´ý²âµçѹ±í V £¨Á¿³Ì3V£¬ÄÚ×èÔ¼3K¦¸£©
B£®µçÁ÷±í A1£¨Á¿³Ì0.6A£¬ÄÚ×èÔ¼0.01¦¸£©
C£®µçÁ÷±í  A2  £¨Á¿³Ì3mA£¬ÄÚ×èÔ¼5¦¸£©
D£®¶¨Öµµç×èR£¨×èÖµ1.5K¦¸£¬¶î¶¨µçÁ÷0.5A£©
E£®µçÔ´E£¨µç¶¯ÊÆÔ¼3V£¬ÄÚ×è²»¼Æ£©
F£®»¬¶¯±ä×èÆ÷R1£¬25¦¸¡¢¶î¶¨µçÁ÷0.5A
G£®»¬¶¯±ä×èÆ÷R2£¬2500¦¸¡¢¶î¶¨µçÁ÷0.1mA
E£®¿ª¹Ø¡¢µ¼ÏßÈô¸É
¢Ù¸ù¾ÝʵÑéÒªÇóµçÁ÷±íӦѡÔñ
 
£¬»¬¶¯±ä×èÆ÷ӦѡÔñ
 
£®£¨ÌîдÒÇÆ÷´úºÅ£©
¢ÚÇë¸ù¾ÝÉÏÊöËùÑ¡ÓõÄÆ÷²Ä£¬Éè¼ÆÒ»¸öÄܾ¡Á¿¼õСʵÑéÎó²îµÄ²âÁ¿µç·£¬ÔÚÐéÏß¿òÄÚ»­³öÔ­Àíͼ£¬²¢Íê³ÉʵÎïÁ¬½Óͼ£®
¾«Ó¢¼Ò½ÌÍø

²é¿´´ð°¸ºÍ½âÎö>>

¿ÆÄ¿£º¸ßÖÐÎïÀí À´Ô´£º ÌâÐÍ£º

£¨2006?°²»ÕÄ£Ä⣩£¨1£©ÓÃÓαêΪ50·Ö¶ÈµÄ¿¨³ß£¨²âÁ¿Öµ¿É׼ȷµ½0.02mm£©²â¶¨Ä³Ô²Í²µÄÄÚ¾¶Ê±£¬¿¨³ßÉϵÄʾÊýÈçͼ1Ëùʾ£¬¿É¶Á³öԲͲµÄÄÚ¾¶Îª
54.08
54.08
mm
£¨2£©ÏÖÓÐÒ»³¡¿éСÁ¿³ÌµçÁ÷±íG£¨±íÍ·£©£¬ÂúÆ«µçÁ÷Ϊ50¦Ì¦¡£¬ÄÚ×èԼΪ800¡«850¦¸£¬°ÑËü¸Ä×°³ÉÁ¿³ÌΪ1mAµÄµçÁ÷±í£®¿É¹©Ñ¡ÔñµÄÆ÷²ÄÓУº
»¬¶¯±ä×èÆ÷R1£¬×î´ó×èÖµÔ¼20¦¸£»µçλÆ÷R2£¬×î´ó×èÖµÔ¼100k¦¸£»µç×èÏäR¡¯×î´ó×èÖµ9999¦¸£»¶¨Öµµç×èR0£¬×èÖµ1k¦¸£»µç³ØE1£¬µç¶¯ÊÆ1.5V£»µç³ØE2£¬µç¶¯ÊÆ3.0V£»µç³ØE3£¬µç¶¯ÊÆ4.5V£»£¨µç³ØÄÚ×è¾ù²»¼Æ£©±ê×¼µçÁ÷±í£¬ÂúÆ«µçÁ÷1.5mA£»¿ª¹Ø¼°µ¼Ïß¿à¸É£®
¢Ù²ÉÓÃÈçͼ2Ëùʾµç·²âÁ¿±íÍ·µÄÄÚ×裬ΪÌá¸ß²âÁ¿¾«È·¶È£¬¿É±äµç×èRӦѡ
R
 
2
R
 
2
£»µç³ØEӦѡ
E
 
3
E
 
3
£»£¨ÌîËùÑ¡Æ÷²Ä´úºÅ£©£®
¢ÚÈô²âµÃ±íÍ·ÄÚ×èΪ840¦¸£¬Îª¸Ä×°³ÉÁ¿³ÌΪ1mAµÄµçÁ÷±í£¬ÔòÓ¦°ÑÒ»¸ö×èֵΪ
44.2
44.2
¦¸£¨È¡ÈýλÓÐЧÊý×Ö£©µÄµç×èÓë±íÍ·
²¢
²¢
Áª£®
¢Û½«¸Ä×°ºóµÄµçÁ÷±íÓë±ê×¼µçÁ÷±íÖð¸ñ½øÐк˶ԣ¬ÔÚͼ3·½¿òÖл­³öËùÓõç·ͼ£¬²¢ÔÚÆ÷²ÄÅԱ߱ê×¢ÉÏËùÑ¡Æ÷²Ä´úºÅ£¬Í¼ÖдýºË¶ÔµÄµçÁ÷±í·ûºÅÓÃÀ´±íʾ£®

²é¿´´ð°¸ºÍ½âÎö>>

ͬ²½Á·Ï°²á´ð°¸