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Light of wavelength 6000 A^(@) is incide...

Light of wavelength `6000 A^(@)` is incident on a single slit. The first minimum of the diffraction pattern is obtained at 4 mm from the centre. The screen is at a distance of 2 m from the silt. The slit width will be

A

1.0 m

B

1.5 m

C

2.0 m

D

2.3 m

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The correct Answer is:
D
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