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      1. Y̎Aԇ}

        rg2024-08-18 16:24:43 ҪͶ

        Y̎Aԇ}

        Y̎Ĉ󿼕rgÿ4·֮ǰYJBYSС鿼ĽY̎Aԇ}҅WA俼ɹ

        Y̎Aԇ}

        1. һԴ늄ӄݞ225V2.5Ω·ɔK“220V40W”늟M Ҫʹ늟l⣬tͬrʹ( B )K

        A5; B11; C25; D40

        2. ҽ늵ֵЧֵ( B )

        A ; B ; C ; D 

        3. ڼ늸н·늉ǰ( D )90°

        A; B늸; C늉; D

        4. ͨČwڴňܵķ( C )_

        At;Bֶt;Cֶt;Dֶ

        5. Ȧcňl\ӕrڌЮaБ늄ӄ늄ӄݵķ( C )_

        Aֶt;Bֶt;Ct;Dͬr

        6. QԴBӕr늉( A )

        A늉;B2늉;C3늉;D 늉

        7. QԴBӣ늉( B )

        A늉;B 늉;C~~;D2늉

        8. ֱ·҂Դһ˽Դ( B )

        AO; BؓO; C늉; D늄

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

        A늉40°;B늉30°;

        C늉ǰ50°;D늉ǰ30°

        10. ɿعbǿ׃( C )׃ݔ늉ġ

        AԴ늉;Bݔֱ;Cɿع|lƽ;DؓdС

        11Dʾ·US=10V_PS]Ϻ··]аlB^ԭ( )

        A:ֱ·ֱ·푑Srg׃

        B:·]аlQ·

        C:_PS]ǰăɂBУ늸US/R1

        D:·ֻ늸c]Ԫ

        :C

        12ڷBҽ·f_( )

        A:ԪRLC“r˿ڿ늉ЧֵһÿԪ늉Чֵ

        B:ԪRLC“rLC֧·H

        C:ڸ·ԴlfrpС

        D:RLC“·Cr·_Сֵ

        :B

        :“C

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

        A:3A

        B:1A

        C:2.1A

        D:0.28A

        :B

        15ҽ·ˆDʾQؓdӳ֪Դ늉UL=220Vÿ迹Z=15+j16.1ΩAB·rx( )

        A:10A

        B:5A

        C:17.3A

        D:8.6A

        :A

        :Pϵ

        16һ_늄әC\cӵصĵ͉ϵyУT⚤|¹¹ʵԭ( )

        A:ݔ늙CăԴ·™C

        B:ݔ늙CijԴ늙Cδȡ^do

        C:늙Cij^p늙Cδȡӵرo

        D:늙Cij^p늙Cȡ㱣o

        :D

        17QؓdӳBʞ2.4kw0.6֪Դ늉UL=380Vͨ^ؓd( )

        A:6.08A

        B:3.51A

        C:10.53A

        D:8.24A

        :B

        18往늙CQؓd͆ؓdv_İȫoʩ( )

        A:ؓdoӵؓdoPE

        B:ؓdoؓdoPE

        C:ؓd͆ؓdo

        D:ؓd͆ؓdoPE

        :D

        :往늙C£оǽӵصʹ@NԴκO䲻SoӵأA;ڴچؓdr·DzQ@rеO䑪oPEֻxD_

        19^һ|ֻҪ|Ȧͨ|̈́ʹ( )

        A:_|^ͳ]|^]늄әC\D

        B:_|^]ϣo_|^_늄әC\D

        C:_|^o_|^]ϣ늄әC\D

        D:_|^o_|^_늄әCͣD

        :C

        20늄әC^늽|·Уж·o^doǷoг̱oҪͬr·Ϳ·еıo( )

        A:^г_P

        B:۔г_P

        C:|г_P

        D:|͟^

        :C

        Y̎Aԇ}P£

        Y̎Aԇ}201607-06

        2016һY̎Aԇ}07-27

        һY̎Aԇ}10-31

        һY̎Aԇԇ}10-22

        WӢZAZ}06-16

        2017һY̎Aԇ俼}07-16

        Y̎ԇAԇ}201610-15

        һY̎Iԇ俼}07-23

        2016һY̎ԇIԇ俼}09-06

        2016Y̎AԇģM}09-19

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