һ - רҵ·ĵϷƽ̨

电工学电子技术课后答案第七版 - 百度文库

Դû ʱ䣺2025/5/28 9:59:43 loading ƪĵֻ
˵ݽԤݿܲȫҪĵҪݣwordʹáword΢ź:xxxxxxxQQxxxxxx ܸṩĵл֧½⡣

ţٶõʵʷο෴ijΪֵ˵õʵʷοͬijøֵ˵ʵʷο෴ʵʷǰմ

ͳ涨Ŀ͹۴ڣοΪ·̶ġ 4ԭ޸Ϊͼ1-5УԪ

ֱԴءеԪϵ͵ѹIJοѱڲοͨuõi12ai26ai34au180vu2120vu330vжЩԪ ǵԴЩǸأ 3 ͼ1-54·ͼ

֤p= p1+p3+ p4+ p5= 160+120+80+360=720wp= p2 =720w·еԴĹʵڸյܹʣϹƽ⡣

16ҳ

1ԪĴܹ̾ųܵḶ́

wl?li2/2֪䴢ܽȡͨԪĵ͵l˵ѹ޹أԵԪ˵ѹΪʱܲһΪ㡣ԪĴܹ罨糡Ḷ́wc?cu2/2֪ԪĴֻȡڼڵԪ˵ĵѹ͵cͨݵĵ޹أԵԪͨĵΪʱ䴢ܲһ㡣

3ul?ldiֱ֪·ͨԪеĵ㶨䣬˵Ԫdt

Ըеѹе޵ѹڵ··ʱɴ˵óԪֱ൱ڶ·ic?cducֱ֪µԪ˵ѹ㶨˵dt

Ԫûгŵͨеѹ޵ڵ··ɴ˵óԪֱ൱ڿ·

4ѹԴΪ㣬ԴӸα仯⹩ĵѹ͵ֺܱ㶨ԴԴDzܵЧġʵʵѹԴģͺ͵Դģ͵趼ֵӸصı仯ѹԴģ͹ĵѹ͵Դģ͹ĵ֮仯һ¿ԵЧ 21ҳ

1മʱЧ󣬵ǵֵ϶ʱЧԼֵĵ裬r?r2ಢʱЧСǵֵ϶ʱЧԼֵСĵ裬r?r1 2ͼa·abĵЧ裺r?2?(3//6?4)//6?5?

ͼbŵ·УԱ۵ij˻ȣһƽţƽʱ֧·ãabĵЧ裺r?(6?9)//(2?3)?3.75?

ͼc·abһ̽ߣЧ裺r?0? 3ػʵǣԴڸص裬rs?rl 4ಢЧr?30//20//60?10?r3·ʱIJЧ㡣

5۶ϵΪ5aı˿۶ʱ˿˵ĵѹܰ˿㣬Ϊ۶ѹֻǷӳ˿ʱֵ˿۶ʱĶ˵ѹӦϿʱϵ֮ĵѹ

6Ҫ12vֱԴʹ6v50maС⣬Ӧòͼ1-23a ʾ·ӡ

7׳Ƶĵ˿նϺٴϣ˿һضС˵ѹʱԷֻ˿ڳ¹ܿ첻յ

8¯¯˿ѣʽӺԿɶʱӦʹãʱ䲻ʽӴֻᱻٴնϣԭͬ7 23ҳ

1ѡcΪοʱضϿʱ·޵vb?vd?vc?0va?4vرպʱ·еvb?va?vc?0vd??4v

2·ijλڸõ㵽·ο·ԪϵѹĴֵͣϵij㵽οĵѹߵڵ·οԣ·ûο㣬λûġѹλ֮СȡλIJֵ·ο޹أǾԵѹDzĸԭ·λܸߣĵѹþһܸߣΪλСΪʱ ĵѹͻС㡣

2sϿʱvb=1212+1226/(26+4+2)=7.5v

25ҳ

1ӶԵ·ķ㡣ˣֱκε·ֻҪԵģõӶзͼ㡣֮·ṹټ򵥣ֻҪǷԵģӶá

2͵ѹһκΪԹϵ˵Ӷͼ㣬ǶκԹϵ˲õӶзͼ㡣

3ӵӶѧϰУǶԵ·еԣԵ·УɶԴһ֧·͵·ѹԿǸԴʱ֧·ѹĵӡ

27ҳ

1ӵĵ·ɳΪ硣纬еԴʱԴ磬ѹԴģͺ͵ԴģͶԴ磻веԴʱΪԴ硣

2Ӧôά϶·ĹУάϵЧ·ĵѹԴĿ·ѹʱѹԴಢԪã͵ԴമԪҲãάϵЧ·裨Դ˵裩ԴԴʱԴеѹԴ·еԴ·

3Ӧôά϶ĿǼ򻯸ӵ·ķ㡣һӵ·ֻ

ijһ֧·ijѹʱӦôά϶ȻԵ·ķͼ𵽼򻯵áӵ·ʱ֧·ѹά϶á

4һӵ·еĴ֧·ϿͻõһԴ硣ԴĿ·ѹuoc⣬uoc=usԴеѹԴΪ㣬еԴ·ɵõһԴ磬˵rabrab=r0

ά϶ʵʾǣһӵ·вҪоԴôάϵЧ·棬Ӷһӵ·вҪоԴ֣Դಿֵķ㡣

2½ں

34ҳ

1ֵƵʺͳΪҽҪءֵЧֵӳġСƵʣƵʻڣӳʱ仯Ŀ̶ȣȷʱʼλá

2Ƶʲ֮ͬλ޷бȽϡλĸͬƵʵЧ

3ЧֵΪ180vֵԼ255vֵ˸õѹֵ220vԲЧֵΪ180vҽԴϡ

36ҳ

16?j8?10?53.1??6?j8?10?126.9? 6?j8?10?53.1??6?j8?10??12.69?

250?45??35.35?j35.3560??45??42.43?j42.43 ?30?180??30 3֪ͨĴʽΪʽĹУһҪעķڵޣܸļʽΪʽĹУͬҲעķ⣬ģֵǰӦΪţΪţӦڷϼӣ180o 44ҳ

1ݵҪʽdzŵ硣ݽֱ·ʱʱ̣ܶһʹԴϿ֧·Ҳٻеͨνġֱãݽڽ·ϣڽС򲻶ʱ仯˵ݻ᲻ϵسŵ磬ʼһĵͨݣνġͨá

2ֻҪڵԪ˵ĵѹЧֵ䣬ͨԪĵҲ㶨䡱

˵DzԵġΪҽ·еĵ֧·ic?uc?cСԴѹЧֵйأ·Ƶйأc

ֵһĵԪѹЧֵ䣬·Ƶʷ仯ʱͨԪĵҲƵʵı仯ı䡣

3ڴԪҽ·У޹ʵĴСӳ˴ԪԴ֮ĹģֻĹУԪϲĵܡܼùǶΪںԪϡȽġйʣŰѴԪϵġֻġΪ޹ʡ޹ӳ˲ģΪ

电工学电子技术课后答案第七版 - 百度文库.doc ĵWordĵصԣ㸴ơ༭ղغʹӡ
Ƽ
Copyright © 2012-2023 һ Ȩ | ϵ
:վز֪ʶȨݡϢ紫ȨתصƷַȨ,һ֪ͨǣǻἰʱɾ
ͷQQxxxxxx 䣺xxxxxx@qq.com
ICP2023013149
Top