1 | 2 | 3 | |
U/V | 1.50 | 3.00 | 4.50 |
I/mA | 3.00 | 6.00 | 9.00 |
·ÖÎö £¨1£©ÀûÓôż«¼äµÄ×÷ÓùæÂÉ¿ÉÒÔÈ·¶¨ÔÚ1´¦·ÅÖõÄС´ÅÕ뾲ֹʱµÄÖ¸Ïò£®
£¨2£©¸ù¾Ýͼ3ËùʾµÄ´ÅÃôµç×èµÄ×èÖµËæ´Å¸ÐӦǿ¶È±ä»¯µÄͼÏó¿ÉÒÔÁ½ÕßÖ®¼äµÄ¹Øϵ£¬µ«Òª×¢Òâ´ÅÃôµç×èÔÚû·ÅÈë´Å³¡Ç°ÒѾÓÐ×èÖµ£»£®
£¨3£©¢Ù±ä×èÆ÷Ò»ÉÏһϽÓÈëµç·ÖУ¬µçÁ÷±íÓë´ÅÃôµç×è´®Áª£¬ÈçÏÂËùʾ£º
¢Úͨ¹ý±í¸ñÖеÄÊý¾Ý£¬ÀûÓÃÅ·Ä·¶¨ÂÉ¿ÉÒÔÇóµÃ¸Ã´ÅÃôµç×èµÄ×èÖµ£®ÔÙ¸ù¾ÝÇóµÃµÄ´ÅÃôµç×èµÄ×èÖµ£»
¢Û½áºÏͼÏ󣬼´¿ÉÈ·¶¨¸ÃλÖõĴŸÐӦǿ¶ÈµÄ´óС£®
¢Ü´ÅÃôµç×è´Ó1´¦ÒÆÖÁ2´¦£¬´Å³¡Ç¿¶È¼õÈõ£¬ÓÉ´ËÖª´ÅÃôµç×èµÄ×èÖµ±ä»¯£¬ÓÉ´®Áªµç·ÌصãºÍÅ·Ä·¶¨ÂÉÅжϵçÁ÷±íºÍµçѹ±íʾÊý±ä»¯£®
£¨4£©´ÅÃôµç×è´Ó´ý²â´Å³¡ÖÐÒƳö£¬¼´´ÅÃôµç×èËùÔÚ´¦´Å¸ÐӦǿ¶ÈΪ0£¬ÓÉͼ֪´Ëʱ´ÅÃôµç×èµÄ×èÖµ£¬ÓÉ´®Áªµç·ÌصãºÍÅ·Ä·¶¨ÂɼÆË㻬¶¯±ä×èÆ÷½ÓÈëµç·µÄ×èÖµ£®
½â´ð ½â£º
£¨1£©ÔÚ´ÅÌúµÄÖÜΧ£¬´Å¸ÐÏß´Ó´ÅÌåµÄN¼«³öÀ´»Øµ½S¼«£¬ÓÉ´Ë¿ÉÖª¸Ã´Å¼«ÊÇN¼«£®·ÅÔÚ1λÖõÄС´ÅÕ룬¿¿½ü´ÅÌåµÄN¼«£¬ÓÉÓÚÒìÃû´Å¼«Ï໥ÎüÒý£¬ËùÒԸôÅÕ뾲ֹʱ£¬ÆäS¼«Ïò×óN¼«ÏòÓÒ£®¹Ê¼×ͼÕýÈ·£®
£¨2£©¸ù¾Ýͼ4ËùʾµÄ´ÅÃôµç×è R µÄ×èÖµËæ´Å¸ÐӦǿ¶ÈB±ä»¯µÄͼÏó¿ÉÖª£¬´ÅÃôµç×èµÄ×èÖµËæ´Å¸ÐӦǿ¶ÈBµÄÔö´ó¶øÔö´ó£®Ã»Óдų¡Ê±£¬´ÅÃôµç×èµÄ×èÖµÒ²²»ÎªÁã¹ÊͼÏó²»¹ýԵ㣮
£¨3£©¢Ù±ä×èÆ÷Ò»ÉÏһϽÓÈëµç·ÖУ¬µçÁ÷±íÓë´ÅÃôµç×è´®Áª£¬ÈçÏÂËùʾ£º
¢ÚÓɱíÖÐÊý¾ÝÖª£¬´ÅÃôµç×èÁ½¶Ë¼ÓµÄµçѹΪÔÀ´µÄ¼¸±¶£¬Í¨¹ýµÄµçÁ÷ΪÔÀ´µÄ¼¸±¶£¬¼´´ÅÃôµç×èÁ½¶Ë¼ÓµÄµçѹÓëͨ¹ýµÄµçÁ÷³ÉÕý±È£¬µ±ÔÚ´ÅÃôµç×èÁ½¶Ë¼ÓµÄµçѹUΪ1.50Vʱ£¬Í¨¹ý´ÅÃôµç×èµÄµçÁ÷IΪ3.00mA£¬¼´£º3¡Á10-3A£¬
ËùÒÔ´ÅÃôµç×èµÄ×èÖµ£º
R=$\frac{U}{I}$=$\frac{1.5V}{3¡Á1{0}^{-3}A}$=500¦¸£»
¢Û¸ù¾Ýͼ4ËùʾµÄ´ÅÃôµç×èRµÄ×èÖµËæ´Å¸ÐӦǿ¶ÈB±ä»¯µÄͼÏó¿ÉÖª£¬´ÅÃôµç×èµÄ×èֵΪ500¦¸Ê±£¬¶ÔÓ¦µÄ´Å¸ÐӦǿ¶ÈΪ1.0T£®
¢ÜÔÚʵÑé¹ý³ÌÖУ¬½ö½«´ÅÃôµç×è´Ó1´¦ÒÆÖÁ2´¦£¬´Å¸ÐÏß±äÏ¡£¬´ÅÃôµç×èËùÔڴų¡´¦µÄ´ÅÐÔ¼õÈõ£¬ËùÒÔ´ÅÃôµç×èµÄ×èÖµ±äС£¬ÆäËüÌõ¼þ²»±ä£¬µç·Öеç×è±äС£¬ÓÉÅ·Ä·¶¨Âɿɵõç·ÖеçÁ÷±ä´ó£¬¹ÊµçÁ÷±íʾÊýÔö´ó£»ÓÉU=IRÖª£¬»¬¶¯±ä×èÆ÷·ÖµÃµçѹ±ä´ó£¬ËùÒÔ´ÅÃôµç×è·ÖµÃµçѹ¼õС£¬µçѹ±íʾÊý¼õС£»
£¨4£©ÓÉÅ·Ä·¶¨Âɿɵ㬽«¸Ã´ÅÃôµç×è´Ó´ý²â´Å³¡ÖÐÒƳö£¬´ÅÃôµç×èËùÔÚ´¦´Å¸ÐӦǿ¶ÈΪ0£¬ÓÉͼ4Öª´Ëʱ´ÅÃôµç×èµÄ×èÖµR¡ä=100¦¸£¬
µçÁ÷±íµÄʾÊýΪ10.0mAʱµç·µÄ×ܵç×裺
R×Ü=$\frac{U}{I¡ä}$$\frac{5.50V}{10.0¡Á1{0}^{-3}A}$=550¦¸£¬Óɵç×èµÄ´®Áª£¬»¬¶¯±ä×èÆ÷´ËʱÁ¬Èëµç·µÄ×èÖµ£º
R»¬=R×Ü-R¡ä=550¦¸-100¦¸=450¦¸£®
¹Ê´ð°¸Îª£º£¨1£©N£»¼×£»
£¨2£©Ôö´ó£»·ÅÈë´Å³¡Ç°£¬´ÅÃôµç×費ΪÁ㣻
£¨3£©¢ÙÈçÉÏËùʾ£»¢Ú500£»¢Û1.0£» ¢ÜÔö´ó£»¼õС£»
£¨4£©»¬¶¯±ä×èÆ÷½ÓÈëµç·µÄ×èֵΪ450¦¸£®
µãÆÀ ±¾Ì⿼²éÓйشŵĻù±¾ÖªÊ¶¡¢´®Áªµç·µÄ¹æÂɼ°Å·Ä·¶¨ÂɵÄÔËÓ㬹ؼüÊÇ´Óͼ±íÖлñÈ¡ÓÐЧµÄÐÅÏ¢£¬×ÛºÏÐÔ½ÏÇ¿£®
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¿£º³õÖÐÎïÀí À´Ô´£º ÌâÐÍ£ºÑ¡ÔñÌâ
A£® | ÓùâÏßÀ´Ãè»æ¹âµÄ´«²¥Çé¿ö£¬ÕâÊÇ¡°Ä£ÐÍ·¨¡± | |
B£® | ÔÚ¡°Ì½¾¿Æ½Ãæ¾µ³ÉÏñ¹æÂÉʵÑ顱ÖУ¬ÀûÓÃÁ½¸öÍêÈ«ÏàͬµÄÀ¯Öò£¬ÑéÖ¤ÎïÓëÏñµÄ´óСÏàͬ£¬ÕâÊÇ¡°µÈЧÌæ´ú·¨¡± | |
C£® | Ñо¿Ó°ÏìÖÖ×ÓÃÈ·¢Ìõ¼þµÄʵÑéÖУ¬Ó¦ÓÃÁË¡°¿ØÖƱäÁ¿·¨¡± | |
D£® | Õæ¿ÕÕÖÀïµÄÄÖÁåÉùÒôËæ×Å¿ÕÆøµÄ¼õÉÙ¶ø¼õÈõËùÒÔÕæ¿Õ²»ÄÜ´«Éù£¬ÕâÊÇ¡°Àà±È·¨¡± |
²é¿´´ð°¸ºÍ½âÎö>>
¿ÆÄ¿£º³õÖÐÎïÀí À´Ô´£º ÌâÐÍ£ºÑ¡ÔñÌâ
A£® | Ñо¿Æ½Ãæ¾µ³ÉÏñ¹æÂÉʱ£¬Ñ¡È¡Á½¸ùÍêÈ«ÏàͬµÄÀ¯Öò×öʵÑé | |
B£® | Ñо¿Ñ¹Ç¿ÓëÊÜÁ¦Ãæ»ýµÄ¹Øϵʱ£¬ÓÃÁ½Ö»ÊÖµÄʳָ·Ö±ðµÖסǦ±ÊµÄÁ½¶Ë | |
C£® | Ñо¿µç×è·¢ÈȶàÉÙÓë×èÖµ´óС¹Øϵʱ£¬°ÑÁ½¸ùµç×èË¿´®Áªºó½ÓÈëµç·ÖÐ | |
D£® | Ñо¿Å£¶ÙµÚÒ»¶¨ÂÉʱ£¬Ã¿´ÎʹͬһС³µ´ÓͬһбÃæµÄͬһ¸ß¶È×ÔÓÉÏ»¬ |
²é¿´´ð°¸ºÍ½âÎö>>
¿ÆÄ¿£º³õÖÐÎïÀí À´Ô´£º ÌâÐÍ£ºÑ¡ÔñÌâ
A£® | Ñо¿µçÁ÷ʱ£¬´Ó·ÖÎöË®Á÷µÄÐγÉÀ´·ÖÎöµçÁ÷µÄÐÎ³É | |
B£® | ζȵĸߵÍÊÇ¿´²»¼ûµÄ£¬ÎÒÃÇ¿ÉÒÔͨ¹ýÒºÌåÌå»ýµÄ±ä»¯È¥ÈÏʶËü | |
C£® | Ñо¿´Å³¡Ê±£¬ÓôŸÐÏßÃèÊö¿Õ¼ä´Å³¡µÄ·Ö²¼Çé¿ö | |
D£® | Ñо¿»¬¶¯Ä¦²ÁÁ¦ÓëѹÁ¦´óС¹Øϵʱ£¬±£³Ö´Ö²Ú³Ì¶È²»±ä |
²é¿´´ð°¸ºÍ½âÎö>>
¿ÆÄ¿£º³õÖÐÎïÀí À´Ô´£º ÌâÐÍ£ºÌî¿ÕÌâ
²é¿´´ð°¸ºÍ½âÎö>>
¿ÆÄ¿£º³õÖÐÎïÀí À´Ô´£º ÌâÐÍ£ºÑ¡ÔñÌâ
A£® | µçÁ÷±íʾÊýºÜ´ó | B£® | µçѹ±íʾÊýΪÁã | ||
C£® | µçѹ±íʾÊý²»ÎªÁã | D£® | µçÁ÷±íʾÊýÕý³£ |
²é¿´´ð°¸ºÍ½âÎö>>
¿ÆÄ¿£º³õÖÐÎïÀí À´Ô´£º ÌâÐÍ£ºÑ¡ÔñÌâ
A£® | ͨ¹ýL1µÄµçÁ÷·½ÏòÊÇ´ÓaÖ¸Ïòb | B£® | Á÷¹ýL2µÄµçÁ÷·½ÏòÊÇ´ÓcÖ¸Ïòb | ||
C£® | µÆÅÝL1ºÍL2ÊDz¢Áª¹Øϵ | D£® | µÆÅÝL1ºÍL2ÊÇ´®Áª¹Øϵ |
²é¿´´ð°¸ºÍ½âÎö>>
¿ÆÄ¿£º³õÖÐÎïÀí À´Ô´£º ÌâÐÍ£ºÊµÑé̽¾¿Ìâ
ʵÑé´ÎÊý | ÈëÉä½Ç | ·´Éä½Ç |
1 | 30¡ã | 30¡ã |
2 | 40¡ã | 40¡ã |
3 | 50¡ã | 50¡ã |
´ÎÊý | 1 | 2 | 3 | 4 |
ÈëÉä½Ç | 30¡ã | 45¡ã | 60¡ã | 0¡ã |
ÕÛÉä½Ç | 25¡ã | 40¡ã | 55¡ã | 0¡ã |
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