
关于杨氏双缝实验的 SAT2 物理 求翻译+求解答 好心人谢谢了 (周六就要考了 悬赏点财富 祝我好运吧=v=)
Inyoung'sdouble-slitinterfernceexperimentWhatisthedifferenceinpathlengthofthelightwav...
In young's double-slit interfernce experiment
What is the difference in path length of the light waves from the two slits at the center of the first bright fringe above the central maximum?
A 0
B 1/4 λ
C 1/2 λ
D λ
E 3/2 λ 展开
What is the difference in path length of the light waves from the two slits at the center of the first bright fringe above the central maximum?
A 0
B 1/4 λ
C 1/2 λ
D λ
E 3/2 λ 展开
2个回答
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答案是D 当两条光传播的距离恰好为波长整数倍的时候互相加强(constructive interference),为波长一半的时候互相削弱(destructive interference)。离中间位置最近的加强区域,两束光的路径之差为一倍波长,向远离中间位置处,亮纹的光的路径之差依次为2λ,3λ...
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