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A slit of width d is placed in front of ...

A slit of width d is placed in front of a l ens of focal length 0.5m and is illuminated normally with light of wavelength `5.89xx10^(-7)m`. The first diffraction minima on either side of the central diffraction maximum are separated by `2xx10^(-3)m` . The width d of the slit is `"_________"`m.

A

`2.945 xx10^(-4)`m

B

`2.945 xx10^(-3)m`

C

`2.945xx10^(-2)`m

D

None

Text Solution

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The correct Answer is:
A
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