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空气劈尖干涉实验中, ( )

单选题
2021-09-01 23:39
A、干涉条纹是垂直于棱边的直条纹,劈尖夹角变小时,条纹变稀,从中心向两边扩展;
B、干涉条纹是垂直于棱边的直条纹,劈尖夹角变小时,条纹变密,从两边向中心靠拢;
C、干涉条纹是平行于棱边的直条纹,劈尖夹角变小时,条纹变稀,条纹背向棱边扩展;
D、干涉条纹是平行于棱边的直条纹,劈尖夹角变小时,条纹变密,条纹向棱边靠拢。
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正确答案
C

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