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Light of wavelength 6328 Å is incident n...

Light of wavelength `6328 Å` is incident normally on a slit of width 0.2 mm. Angular width of the central maximum on the screen will be :

A

`0.9^(@)`

B

`0.18^(@)`

C

`0.54^(@)`

D

`0.36^(@)`

Text Solution

Verified by Experts

The correct Answer is:
B
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