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In a single slit diffraction experiment,...

In a single slit diffraction experiment, first minimum for red light (589nm) coincides with first maximum of some other wavelength `lamda'`. The value of `lamda'` is

A

`4400Å`

B

`6642Å`

C

`3926Å`

D

`3500Å`

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The correct Answer is:
C
NA
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