In young's double slit experiment, if the width of 4^{\text{th }} bright fringe is 2 \times 10^{-2} {\cm}, then the width of 6^{\text{th }} bright fringe will be {\cm}.

GUJCET 2014 Physics Solved Paper

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In young's double slit experiment, if the width of 4‌th ‌ bright fringe is 2×10−2‌cm, then the width of 6‌th ‌ bright fringe will be cm.

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