2. 首页 > 题库三 >
  2. 问题

当两束相干光波的振幅比为A1/A2=1/3时，相应的干涉条纹可见度是（）

10 查阅

当两束相干光波的振幅比为A1/A2=1/3时，相应的干涉条纹可见度是（）

A.1

B.0.8

C.0.6

D.0.39

参考答案:

答案：0.6

相关问题:
  • 两相干光的振幅分别为A1和3A1，它们的振幅都增大一倍时，干涉条纹的可见度
  • 在菲涅耳圆孔衍射中，对轴线上P点圆孔只能露出3个菲涅耳半波带，设每个半波
  • 整个波前产生的振幅相当于第一个半波带效果的一半，也就等同于半个第一个
  • 根据调频波的特性，当单音频调制信号的振幅和频率均增大一倍时，则调频波的
  • 当调制信号从2KHz减小1KHz，振幅从1V增加到2V时，调频波最大频偏从△fm变化
  • 根据调频波的特性，m1时，当单音频调制信号的振幅和频率均增大一倍时，则调频
  • 从时域波形看，调频波和调相波都是等幅波，而普通调幅波的振幅有变化。
  • 正弦场量对时间的微分和积分运算,对应于复矢量或复振幅（）
    • 随便看看:
  • 健康养生
  • 亲子
  • 胎教
  • 孕妇健康
  • 中药百科
  • 心理

    • Ta老师-周边问题

    1.
    It is useless to find out how active t
    2.
    Career option is a comprehensive progr
    3.
    A mechanical engineer should be very f
    4.
    Newspaper journalists must be good at
    5.
    According to the entry requirements, （）a
    6.
    Newspaper journalists are not required
    7.
    Money is the most important factor peo
    8.
    At the beginning of a thank-you letter
    9.
    Before accepting a job, you’d better
    10.
    Which is the CPIC Life’s goal for the
    11.
    How did CPIC Life stick to the “custo
    12.
    In 2011, the premium income of CPIC re
    13.
    What’s the downside of working in lar
    14.
    When you go online, focus on sites and
    15.
    Having a website means a company is le
    16.
    If you’ve got a resume up on a job se
    17.
    Companies tend to hire people they kno
    18.
    A career consultant provides informati
    19.
    If the hiring manager is very busy, I
    20.
    Mary has not had some experience handl
    版权所有,保留一切权利！© 2018-2023 Ta老师 Talaoshi.com 湘ICP备18019507号-1 联系QQ:469958。