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r(sh)g2024-08-18 16:24:43 ҪͶ

Y̎Aԇ}

Y̎Ĉ󿼕r(sh)gÿ4·֮ǰYJBYSС鿼ĽY̎Aԇ}҅W(xu)A俼ɹ

Y̎Aԇ}

1. һԴ늄(dng)ݞ225V2.5Ω·ɔK“220V40W”늟M Ҫʹ늟l(f)tͬr(sh)ʹ( B )K

A5; B11; C25; D40

2. ҽ늵ֵЧֵ( B )

A ; B ; C ; D 

3. ڼ늸н·늉ǰ( D )90°

A; B늸; C늉; D

4. ͨČwڴň(chng)ܵķ( C )_

At;Bֶt;Cֶt;Dֶ

5. (xin)Ȧcň(chng)l(f)\(dng)r(sh)ڌ(xin)Юa(chn)Б늄(dng)늄(dng)ݵķ( C )(li)_

Aֶt;Bֶt;Ct;Dͬr(sh)

6. Q(chng)ԴBӕr(sh)(xin)늉( A )

A늉;B2늉;C3늉;D 늉

7. Q(chng)ԴB(xin)늉( B )

A늉;B 늉;C~~;D2늉

8. ֱ·҂Դһ˽Դ( B )

AO; BؓO; C늉; D늄

9. 늉˲r(sh)ֵ_ʽքeu=220sin(ωt-10°)i=5sin(ωt-40°)ô( B )

A늉40°;B늉30°;

C늉ǰ50°;D늉ǰ30°

10. ɿعbǿ׃( C )(li)׃ݔ늉

AԴ늉;Bݔֱ;Cɿع|l(f)ƽ;DؓdС

11Dʾ·US=10V_(ki)P(gun)S]Ϻ··](mi)аl(f)B(ti)^(gu)ԭ( )

A:ֱ·ֱ·푑Sr(sh)g׃

B:·](mi)аl(f)Q·

C:_(ki)P(gun)S]ǰăɂ(g)B(ti)늸US/R1

D:·ֻ늸c](mi)Ԫ

:C

12ڷB(ti)ҽ·f(shu)_( )

A:ԪRLC“(lin)r(sh)˿ڿ늉Чֵһÿ(g)Ԫ늉Чֵ

B:ԪRLC“(lin)r(sh)LC֧·(sh)H

C:ڸ·Դlfr(sh)pС

D:RLC“(lin)·Cr(sh)·_Сֵ

:B

:“(lin)C

13һ@MԴ׃ԭ߅@MU1=220VN1=880߅Ѓɂ(g)@MքeݔU21=36VU22=12VքeP21=120WP22=100Wؓdr(sh)׃pԭ@Mе ( )

A:3A

B:1A

C:2.1A

D:0.28A

:B

15ҽ·ˆDʾQ(chng)ؓdӳ֪Դ늉UL=220Vÿ迹Z=15+j16.1ΩAB·r(sh)x( )

A:10A

B:5A

C:17.3A

D:8.6A

:A

:(xin)P(gun)ϵ

16һ_늄(dng)C\c(din)ӵصĵ͉ϵyT⚤|¹¹ʵԭ( )

A:ݔ늙CăԴ(xin)·™C

B:ݔ늙CijԴ(xin)늙Cδȡ^(gu)do

C:늙Cij^p늙Cδȡӵرo

D:늙Cij^p늙Cȡ㱣o

:D

17Q(chng)ؓdӳBʞ2.4kw0.6֪Դ(xin)늉UL=380Vͨ^(gu)ؓd( )

A:6.08A

B:3.51A

C:10.53A

D:8.24A

:B

18往(xin)늙CQ(chng)ؓd͆ؓd(li)v_İȫoʩ( )

A:ؓdoӵؓdoPE(xin)

B:ؓdoؓdoPE(xin)

C:ؓd͆ؓdo

D:ؓd͆ؓdoPE(xin)

:D

:往(xin)늙Cо(xin)ǽӵصʹ@NԴκO䲻SoӵA;ڴچؓdr·DzQ(chng)@r(sh)еO䑪oPE(xin)ֻxD_

19^һ|ֻҪ|(xin)Ȧͨ|̈́(dng)ʹ( )

A:_(ki)|^ͳ]|^]늄(dng)C\D

B:_(ki)|^]o_(ki)|^_(ki)늄(dng)C\D

C:_(ki)|^o_(ki)|^]늄(dng)C\D

D:_(ki)|^o_(ki)|^_(ki)늄(dng)CͣD

:C

20늄(dng)C^늽|·ж·o^(gu)doǷoг̱oҪͬr(sh)·Ϳ·еıo( )

A:^г_(ki)P(gun)

B:۔г_(ki)P(gun)

C:|г_(ki)P(gun)

D:|͟^

:C

Y̎Aԇ}P(gun)£

Y̎Aԇ}201607-06

2016һY̎Aԇ}07-27

һY̎Aԇ}10-31

һY̎Aԇԇ}10-22

W(xu)ӢZ(y)AZ(y)}06-16

2017һY̎Aԇ俼}07-16

Y̎ԇAԇ}201610-15

һY̎(zhun)I(y)ԇ俼}07-23

2016һY̎ԇ(zhun)I(y)ԇ俼}09-06

2016Y̎AԇģM}09-19

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