【判断题】【消耗次数:1】
RLC串联电路谐振时阻抗最大。
正确
错误
参考答案:
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相关题目
【单选题】 RLC串联电路发生谐振时,回路的
①  电流达到最小值
②  电流达到最大值
③  电压达到最小值
④  电压达到最大值
【判断题】 RLC串联电路发生谐振时,电路的无功功率等于零。
①  正确
②  错误
【判断题】 R-L-C串联电路发生谐振时,电路的阻抗|Z|=R,UL=UC。
①  正确
②  错误
【单选题】 RLC串联电路在f0时发生谐振,当频率增加到2f0时,电路性质呈( )。
①  电阻性
②  电感性
③  电容性
【判断题】 串联谐振又成为电压谐振,谐振时电路中会出现。
①  正确
②  错误
【判断题】 在RLC串联电路中,当L>C时电路呈感性,即电流滞后于电压。
①  正确
②  错误
【单选题】 在RLC串联电路中,如果调大电容,则电路
①  感性增强
②  容性增强
③  呈电阻性
④  性质不变
【单选题】 在RLC串联电路中,如果调大电感,则电路
①  容性增强
②  感性增强
③  呈电阻性
④  性质不变
【判断题】 R、L、C串联电路中,电路复阻抗虚部大于零时,电路呈容性。
①  正确
②  错误
【单选题】 R、L、C串联电路产生谐振的条件是
①  R=XL=XC
②  XL=XC
③  R
随机题目
【单选题】 6.Sam was ill yesterday, so he _____ his home work.
①  didn’t
②  not did
③  didn’t do
④  didn’t did
【单选题】 11. _____ of us likes the film.
①  Both
②  All
③  Neither
④  Some
【单选题】 15.- _____ is your English teacher like? - He is tall and thin.
①  How
②  What
③  Which
④  /
【单选题】 3.Some of us would like to act the story ____ it isn’t finished yet.
①  but
②  and
③  though
④  so
【单选题】 10. I _______ trouble finding the place.
①  didn’t have many
②  haven’t a great deal of
③  didn’t have much
④  hadn’t a lot of
【单选题】 19.It is getting dark. Our teacher _______.
①  let us to go home
②  let us go home
③  let us go to home
④  let we go home
【单选题】 1. I help him ____ he helps me. We help each other.
①  but
②  and
③  or
④  though
【单选题】 13.They are ______ young _____ carry the box onto the table.
①  enough; too
②  too, to
③  so; to
④  very; to
【单选题】 12.Which sentence is right?
①  I don’t think that he is not right.
②  I think he is not right.
③  I don’t think that he is right.
④  I think he was not right.
【单选题】 17. Pay attention please! ____ of you want to attend the party?
①  Who
②  Which
③  Whom
④  What