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Using monochromatic light of wavelength ...

Using monochromatic light of wavelength `lamda` in Young's double slit experiment, the eleventh dark fringe is obtained on the screen for a phase difference of _____.

A

`(11)/(2)pirad`

B

`(21)/(2)pirad`

C

`13pirad`

D

`21pirad`

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The correct Answer is:
A, B, D
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