【多选题】【消耗次数:1】
电容式传感器的工作方式包括()。
A.变间隙式
B.变介电常数式
C.变面积式
D.电极式
参考答案:
复制
纠错
相关题目
【判断题】 直线位移型电容式传感器工作时改变的是电容器的介电常数。
①  正确
②  错误
【单选题】 变间隙式电容传感器测量位移量时,传感器的灵敏度随()而增大。
①  间隙的减小
②  间隙的增大
③  电流的增大
④  电压的增大
【判断题】 传感器按照工作原理分类,如:应变式传感器、压电式传感器、压阻式传感器、电感式传感器、电容式传感器、光电式传感器等。
①  正确
②  错误
【单选题】 按照传感器( )的方式可分为应变式传感器、压电式传感器、压阻式传感器、电感式传感器、电容式传感器、光电式传感器等。
①  工作原理
②  工作机理
③  输出信号
④  能量转换
【单选题】 按照传感器( )的方式可分为应变式传感器、压电式传感器、压阻式传感器、电感式传感器、电容式传感器、光电式传感器等。
①  工作原理
②  工作机理
③  输出信号
④  能量转换
【判断题】 变间距式电容传感器始终具有良好的线性度。
①  正确
②  错误
【单选题】 下列电容传感器常基于变介电常数的是()。
①  A.加速度传感器
②  B.气压传感器
③  C.湿度传感器
④  D.接触力传感器
【多选题】 电容式传感器可用于测量()。
①  A.位移
②  B.变形
③  C.压力
④  D.加速度
【单选题】 电容式传感器工作中最易受到()的干扰。
①  A.环境温度
②  B.附加电容
③  C.附加电阻
④  D.附加电感
【判断题】 平板型传感器的可动极板稍有极距方向移动会影响测量精度,因此变面积型电容式传感器常做成圆柱形。
①  正确
②  错误
随机题目
【单选题】 Tom is in favor of going to the movies; Jack insists on playing football.
①  while
②  meanwhile
③  when
④  at the same time
【单选题】 Ever since the Smiths moved to the suburbs a year ago they __________ better health.
①  could have enjoyed
②  had enjoyed
③  have been enjoying
④  are enjoying
【单选题】 She is quite capable and can be depended on in an __________ .
①  affair
②  accident
③  incident
④  emergency
【单选题】 He studied hard in his youth, __________ contributed to his great success in later life.
①  that
②  it
③  what
④  which
【单选题】 I was worried about chemistry, but Mr Brown gave me an A!
①  Don’t worry about it
②  Congratulations! That’s a difficult course
③  Mr Brown is very good
④  Good luck to you!
【单选题】 __________ evidence that language acquiring ability must be stimulate@@
①  It being
②  It is
③  There is
④  There being
【单选题】 Having been asked to speak at the convention __________
①  some notes were prepared for Dr. Smith
②  Smith prepared some notes
③  The convention members were pleased to hear Dr. Smith
④  Some notes were prepared by Dr. Smith
【单选题】 For a successful business, friendly and __________ staff are essential.
①  sufficient
②  effective
③  efficient
④  respective
【单选题】 Mr. Chairman, could I raise a point about the plan?
①  Yes, Dr Chock
②  I think so, either
③  Yes, I hope not
④  No, I have no idea
【单选题】 These are certainly beautiful flowers. Thank you so much.
①  No, no. It’s nothing
②  You are welcome.
③  Yes, I agree
④  Yes, I think so, too