本题目来源于试卷: SME IB Physics Unit 4 Problems，类别为 IBDP Physics
[单选题]
A double slit interference experiment is cond r ija,e m3q;hwh6y.ai 98rq+hucted using mono md4htjo48dc+o a4+ lo2qsbo) chromatic light of wav j c84ooo24b+dlm dotsa)4h+q elength $\lambda$. The centre of the observed pattern is a bright fringe.  What is the path difference between two waves which interfere to give the second dark fringe from the centre?
A. $\lambda$
B. $1.5 \lambda$
C. $2.5 \lambda$
D. $3.5 \lambda$
参考答案: B
本题详细解析:
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Post time 2024-1-26 22:03:40