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A parallel beam of light of wavelength 4...

A parallel beam of light of wavelength `4000 Å` passes through a slit of width `5 xx 10^(-3) m`. The angular spread of the central maxima in the diffraction pattern is

A

`1.6 xx 10^(-3) rad`

B

`1.6 xx 10^(-4) rad`

C

`3.2 xx 10^(-3) rad`

D

`3.2 xx 10^(-4) rad`

Text Solution

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The correct Answer is:
B
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