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प्रश्न
In Young's double-slit experiment, if the two sources of light are very wide, then ______.
विकल्प
the interference fringes are very wide
the interference fringes are very narrow.
uniform illumination is obtained instead of alternate bright and dark fringes.
interference does not occur.
MCQ
रिक्त स्थान भरें
उत्तर
In Young's double-slit experiment, if the two sources of light are very wide, then uniform illumination is obtained instead of alternate bright and dark fringes.
Explanation:
The contrast between the fringes reduces as the slit width grows. Uniform lighting happens when the width is quite broad.
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