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Question
A plane wavefront of wavelength `lambda`. is incident on a slit of width a. The angular width of principal maximum is ______.
Options
`lambda/"a"`
`(22lambda)/"a"`
`"a"/lambda`
`"a"/(22lambda)`
MCQ
Fill in the Blanks
Solution
A plane wavefront of wavelength `lambda`. is incident on a slit of width a. The angular width of principal maximum is `underline((22lambda)/"a"`.
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Diffraction of Light
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