本题目来源于试卷: Physics Unit24: Wave Nature of Light，类别为 通用国际物理
[单选题]
Two beams of coherent xmwwd/tqi dhl0+.z t8h7/rx3+*c0t)akcw( o6ut aqk light travel different paths arriving at point P. If the maximum constructive interferenq u+(6kc)* owk0ctaatce is to occur at point P, the two beams must
A. travel paths that differ by a whole number of wavelengths.
B. travel paths that differ by an odd number of half-wavelengths.
C. travel paths that differ by a whole number of quarter-wavelengths.
D. can not be determined.
参考答案: A
本题详细解析:
暂无
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