çµè·¯
第1å¥
æ¨å·²ç»éè¿è¯¥å¥ä½ä¸,请åçæ£ç¡®çæ¡
1.è¯æ ¹æ®é¢ä¸å¾ä¸ææ çµåãçµæµåèæ¹åï¼å¤ææ¹æ¡å
æ¯èè½å
件è¿æ¯ä¾è½å
件ãï¼ããï¼
ãA.ï¼aï¼èè½å
件ãï¼bï¼èè½å
件ãï¼cï¼ä¾è½å
件ãï¼dï¼ä¾è½å
件
ãB.ï¼aï¼ä¾è½å
件ãï¼bï¼èè½å
件ãï¼cï¼èè½å
件ãï¼dï¼ä¾è½å
件
ãC.ï¼aï¼èè½å
件ãï¼bï¼ä¾è½å
件ãï¼cï¼ä¾è½å
件ãï¼dï¼èè½å
件
ãD.ï¼aï¼ä¾è½å
件ãï¼bï¼èè½å
件ãï¼cï¼ä¾è½å
件ãï¼dï¼èè½å
件
åèçæ¡ï¼A æ¨ççæ¡ï¼A
________________________________________
2.æ±ä¸å¾æ示åçµè·¯ä¸ççµæµæçµåãï¼ããï¼
ãAï¼ï¼aï¼u=1Vã ï¼bï¼i=1Aã ï¼cï¼u=-3V
ãBï¼ï¼aï¼u=-1Vãï¼bï¼i=1Aã ï¼cï¼u=3V
ãCï¼ï¼aï¼u=1Vã ï¼bï¼i=-1Aãï¼cï¼u=-3V
ãDï¼ï¼aï¼u=1Vã ï¼bï¼i=1Aã ï¼cï¼u=-3V
åèçæ¡ï¼C æ¨ççæ¡ï¼B
________________________________________
3.æ±ä¸å¾æ示åçµè·¯ä¸çuabãï¼ããï¼
ãA.ï¼aï¼uab=-40Vãï¼b uab=40Vãï¼cï¼uab=40Vãï¼dï¼uab=-40V
ãB.ï¼aï¼uab=40Vãï¼b uab=-40Vãï¼cï¼uab=40Vãï¼dï¼uab=-40V
ãC.ï¼aï¼uab=-40Vãï¼b uab=40Vãï¼cï¼uab=-40Vãï¼dï¼uab=40V
ãD.ï¼aï¼uab=40Vãï¼b uab=-40Vãï¼cï¼uab=-40Vãï¼dï¼uab=40V
åèçæ¡ï¼D æ¨ççæ¡ï¼D
________________________________________
4.å·²ç¥å¾Z1-1ä¸çUS1= 4Vï¼US2=2Vãç¨å¾Z1-2æ示ççæ³çµåæºä»£æ¿å¾Z1-2æ示ççµè·¯ï¼è¯¥çæçµåæºçåæ°US为ï¼ããï¼ã
ãAï¼4VããBï¼-2VããCï¼2VããDï¼-4V
åèçæ¡ï¼C æ¨ççæ¡ï¼
________________________________________
5.线æ§çµé»å¨çé¢å®å¼ä¸º220Vï¼880Wãç°å°å®æ¥å°110Vçµæºä¸ï¼åæ¤æ¶æ¶èçåç为ï¼ããï¼ã
ãAï¼440WããBï¼220WããCï¼880WããDï¼660W
åèçæ¡ï¼B æ¨ççæ¡ï¼B
________________________________________
6.çµæµä¸çµå为å
³èåèæ¹åæ¯æï¼ããï¼ã
ãAï¼çµæµåèæ¹åä¸çµåéåèæ¹åä¸è´
ãBï¼çµæµåèæ¹åä¸çµåååèæ¹åä¸è´
ãCï¼çµæµå®é
æ¹åä¸çµååå®é
æ¹åä¸è´
ãDï¼çµæµå®é
æ¹åä¸çµåéå®é
æ¹åä¸è´
åèçæ¡ï¼A æ¨ççæ¡ï¼D
________________________________________
7.çµè·¯å¦ä¸å¾æ示ï¼çµåæºï¼ããï¼ã
ã
ãAï¼å¸æ¶120WåçããBï¼å¸æ¶0åçããCï¼äº§ç120WåçããDï¼æ æ³è®¡ç®
åèçæ¡ï¼B æ¨ççæ¡ï¼B
________________________________________
8.çµè·¯å¦ä¸å¾æ示ï¼Rab=ï¼ããï¼ã
ã
ãAï¼100ΩããBï¼50ΩããCï¼150ΩããDï¼200Ω
åèçæ¡ï¼B æ¨ççæ¡ï¼A
________________________________________
9.å·²ç¥æ¥æYå½¢çä¸ä¸ªçµé»é½æ¯30Ωï¼åçæÎå½¢çä¸ä¸ªçµé»é»å¼ä¸ºï¼ããï¼ã
ãAï¼å
¨æ¯10ΩããBï¼ä¸¤ä¸ª30Ωä¸ä¸ª90ΩããCï¼å
¨æ¯90ΩããDï¼å
¨æ¯60Ω
åèçæ¡ï¼C æ¨ççæ¡ï¼C
________________________________________
10.èªå¨æ»¡è¶³åºå°é夫çµåå®å¾ççµè·¯æ±è§£æ³æ¯ï¼ããï¼ã
ã Aï¼2Bæ³
ã Bï¼æ¯è·¯çµæµæ³
ã Cï¼åè·¯çµæµæ³
ã Dï¼ç»ç¹çµåæ³
åèçæ¡ï¼D æ¨ççæ¡ï¼D
________________________________________
11.çµè·¯åæä¸ä¸ä¸ªçµæµå¾è´å¼ï¼è¯´æå®å°äºé¶ãï¼ããï¼
ã Aï¼å¯¹
ã Bï¼é
åèçæ¡ï¼B æ¨ççæ¡ï¼B
________________________________________
12.ç½åé½æ¯åè·¯ï¼èåè·¯åä¸ä¸å®æ¯ç½åãï¼ããï¼
ã Aï¼å¯¹
ã Bï¼é
åèçæ¡ï¼A æ¨ççæ¡ï¼A
________________________________________
13.åºç¨åºå°é夫å®å¾ååæ¹ç¨å¼æ¶ï¼å¯ä»¥ä¸åç
§åèæ¹åãï¼ããï¼
ã Aï¼å¯¹
ã Bï¼é
åèçæ¡ï¼B æ¨ççæ¡ï¼B
________________________________________
14.çæ³çµåæºåçæ³çµæµæºå¯ä»¥çæäºæ¢ãï¼ããï¼
ã Aï¼å¯¹
ã Bï¼é
åèçæ¡ï¼B æ¨ççæ¡ï¼A
________________________________________
15.两个çµè·¯çæï¼å³å®ä»¬æ 论å
¶å
é¨è¿æ¯å¤é¨é½ç¸åãï¼ããï¼
ã Aï¼å¯¹
ã Bï¼é
åèçæ¡ï¼B æ¨ççæ¡ï¼B
________________________________________
16.åæ§æºå¨çµè·¯åæä¸çä½ç¨åç¬ç«æºå®å
¨ç¸åãï¼ããï¼
ã Aï¼å¯¹
ã Bï¼é
åèçæ¡ï¼B æ¨ççæ¡ï¼B
________________________________________
17.æ¯è·¯çµæµæ³ååè·¯çµæµæ³é½æ¯ä¸ºäºåå°æ¹ç¨å¼æ°ç®èå¼å
¥ççµè·¯åææ³ãï¼ããï¼
ã Aï¼å¯¹
ã Bï¼é
åèçæ¡ï¼A æ¨ççæ¡ï¼B
________________________________________
18.çµè·¯çæåæ¢æ¶ï¼å¦æä¸æ¡æ¯è·¯ççµæµä¸ºé¶ï¼å¯æçè·¯å¤çãï¼ããï¼
ã Aï¼å¯¹
ã Bï¼é
åèçæ¡ï¼B æ¨ççæ¡ï¼B
________________________________________
19.åè·¯çµæµæ¯ä¸ºäºåå°æ¹ç¨å¼æ°ç®è人为åæ³çç»åè·¯æµå¨ççµæµãï¼ããï¼
ã Aï¼å¯¹
ã Bï¼é
åèçæ¡ï¼A æ¨ççæ¡ï¼B
________________________________________
20.çµååçµæµè®¡ç®ç»æå¾è´å¼ï¼è¯´æå®ä»¬çåèæ¹åå设åäºãï¼ ï¼
ã Aï¼å¯¹
ã Bï¼é
åèçæ¡ï¼A æ¨ççæ¡ï¼A
温馨提示:答案为网友推荐,仅供参考